Cheese Tortellini Pepperoni Pizza Casserole

Cheese Tortellini Pepperoni Pizza Casserole is a warm, cozy dish that combines the delicious elements of pizza and pasta in one easy-to-make casserole. With layers of soft cheese tortellini, flavorful marinara sauce, melted mozzarella, and classic pizza toppings like pepperoni, this dish delivers all the familiar tastes of a pizza but in a baked casserole format. It’s perfect for a weeknight family dinner or a gathering with friends, as it’s both filling and fun to eat.

This casserole has the heartiness of pasta, the cheesy richness of pizza, and is easy to customize based on your favorite pizza toppings. Using tortellini instead of standard pasta adds an extra creamy and cheesy texture, creating a perfect balance with the sauce and toppings. Serve it with a side of garlic bread and a fresh salad, and you have a complete meal that’s sure to satisfy everyone at the table.

Overview of Cheese Tortellini Pepperoni Pizza Casserole

This recipe is essentially a pizza in casserole form, but with the added bonus of pasta, making it both comforting and satisfying. The base of cheese tortellini provides a rich, creamy texture that pairs beautifully with marinara sauce, melted mozzarella, and classic pepperoni slices. By baking the ingredients together, you create a layered dish where the flavors meld, resulting in a cheesy, gooey casserole that’s perfect for feeding a crowd.

Each bite offers a mix of tender tortellini, melty cheese, and savory pepperoni, all coated in a tangy marinara sauce. The recipe is easy to make with minimal prep work and can be assembled in advance, making it ideal for busy nights. Plus, it’s a family-friendly meal that even picky eaters will love, and it can easily be customized with additional toppings or extra cheese for a personalized touch.

Inspiration Behind the Recipe

This casserole was inspired by the love for classic pizza flavors and the idea of combining them with pasta in a one-pan meal. The rich taste of cheese tortellini brings a creaminess to the dish, while the marinara sauce and pepperoni add the tangy, savory elements typically found on a pizza. This hybrid recipe is perfect for pasta lovers who enjoy the flavors of pizza but want something more substantial and filling.

By baking everything in a single dish, this casserole offers a hassle-free way to enjoy these flavors without the need to roll out dough or prepare individual pizzas. It’s great for feeding a crowd and can be customized with different toppings, so everyone gets to enjoy their favorite pizza ingredients in a new, comforting form.

Preparation Phase & Tools to Use

Preparation Time & Yield

• Prep Time: 15 minutes
• Cook Time: 25 minutes
• Total Time: 40 minutes
• Yield: Serves 6–8, making it a great choice for families or for hosting a small group.

Essential Tools and Equipment

To create this Cheese Tortellini Pepperoni Pizza Casserole, having the right tools will make the process smooth and efficient.

1. Large Pot: To cook the tortellini before layering in the casserole, ensuring it’s tender but not overcooked.
2. 9×13-Inch Baking Dish: A standard baking dish is perfect for layering and baking the casserole evenly, helping create a bubbly, golden top.
3. Mixing Bowls: To mix seasonings and combine ingredients as needed before layering.
4. Spoon or Spatula: For spreading sauce and evenly distributing the ingredients.
5. Aluminum Foil: Covering the casserole with foil for part of the baking time helps melt the cheese without it browning too quickly.
6. Colander: For draining the cooked tortellini, removing excess water so that the casserole doesn’t become watery.

Importance of Each Tool

• Large Pot: Ensures the tortellini cooks evenly without sticking and has enough room to boil without breaking apart.
• Baking Dish: The size of the dish is essential for holding the layers of tortellini, sauce, cheese, and toppings, and for achieving a nice golden crust on top.
• Aluminum Foil: Covering the casserole initially helps it bake evenly, allowing the cheese to melt smoothly without becoming too brown.
• Spoon or Spatula: Spreading the sauce and cheese evenly ensures that every bite has a balanced amount of sauce, cheese, and toppings.

Preparation Tips

1. Undercook the Tortellini Slightly: Cook the tortellini until it’s just shy of al dente, as it will finish cooking in the oven and absorb some of the sauce, ensuring it stays tender without becoming mushy.
2. Use Freshly Grated Cheese: Grating mozzarella and Parmesan from a block rather than using pre-shredded cheese gives a smoother, creamier melt and richer flavor.
3. Spread Sauce Evenly: A layer of sauce on the bottom of the pan prevents sticking and adds flavor to every bite. Layering the sauce evenly between the tortellini also keeps the casserole moist and prevents dryness.
4. Customize with Toppings: Feel free to add extra pizza toppings like sliced mushrooms, bell peppers, or olives if desired. Just make sure to layer them evenly for balanced flavor.

Ingredient List

This recipe uses simple, classic ingredients that come together to create a deliciously comforting casserole with all the familiar flavors of a pepperoni pizza.

Ingredients

For the Cheese Tortellini Pepperoni Pizza Casserole

• Cheese Tortellini: 20 oz (fresh or frozen) – The tortellini provides a cheesy, pasta-filled base that holds up well when baked.
• Marinara Sauce: 2 cups – Acts as the main sauce for the casserole, adding a rich tomato flavor that complements the other ingredients.
• Sliced Pepperoni: 1 cup – Adds a classic pizza flavor with a hint of spice. You can use mini pepperoni for easier layering or regular pepperoni slices.
• Mozzarella Cheese: 2 cups, shredded – Melts beautifully, creating a gooey, cheesy top layer that adds to the pizza flavor.
• Parmesan Cheese: 1/2 cup, grated – Adds a slightly nutty, salty flavor that enhances the richness of the cheese and complements the marinara.
• Italian Seasoning: 1 teaspoon – A blend of oregano, basil, and rosemary that enhances the pizza-like taste.
• Garlic Powder: 1/2 teaspoon – Adds depth to the sauce, enhancing the overall flavor profile.
• Red Pepper Flakes (Optional): 1/4 teaspoon – For those who enjoy a bit of heat, adding a sprinkle of red pepper flakes provides a mild kick.

Ingredient Notes

• Cheese Tortellini: Fresh tortellini will have a creamier texture, but frozen tortellini works well too and is often more convenient.
• Mozzarella Cheese: Freshly grated mozzarella from a block melts more smoothly than pre-shredded cheese, which often contains anti-caking agents that can affect melting.
• Marinara Sauce: Choose a high-quality marinara sauce for the best flavor, as it forms the base of the casserole’s sauce. You can also use homemade marinara if preferred.
• Pepperoni: For a spicier twist, try using spicy pepperoni, or substitute with other pizza toppings like sausage or cooked bacon.

Step-by-Step Instructions

These instructions will guide you through making the Cheese Tortellini Pepperoni Pizza Casserole from start to finish, resulting in a perfectly cheesy, bubbly dish with all the flavors of pizza.

Step 1: Prepare the Tortellini

1. Cook the Tortellini: Bring a large pot of salted water to a boil. Add the tortellini and cook according to package directions, usually about 3–5 minutes for fresh tortellini or 5–7 minutes for frozen.
2. Drain the Tortellini: Drain well in a colander and set aside. It’s important to remove any excess water to prevent the casserole from becoming watery.

Step 2: Layer the Casserole

1. Spread Sauce on the Bottom: Preheat your oven to 375°F (190°C). In a 9×13-inch baking dish, spread 1 cup of marinara sauce evenly across the bottom. This prevents the tortellini from sticking and ensures a flavorful base.
2. First Layer of Tortellini: Arrange half of the cooked tortellini over the marinara sauce in an even layer, covering the bottom.
3. Add Cheese and Pepperoni: Sprinkle half of the shredded mozzarella and half of the grated Parmesan over the tortellini. Add a layer of half of the pepperoni slices, spreading them evenly for balanced flavor.
4. Repeat Layers: Add the remaining tortellini, followed by the rest of the marinara sauce, mozzarella, Parmesan, and pepperoni, creating a layered casserole.

Step 3: Season and Top with Additional Ingredients

1. Season the Top Layer: Sprinkle Italian seasoning and garlic powder over the top layer of cheese and pepperoni. These seasonings add extra flavor, enhancing the pizza-like taste of the casserole.
2. Optional Red Pepper Flakes: For a hint of heat, add a light sprinkle of red pepper flakes over the top.

Step 4: Bake the Casserole

1. Cover and Bake: Cover the baking dish with aluminum foil and bake in the preheated oven for 20 minutes. Covering the dish allows the cheese to melt smoothly without over-browning.
2. Uncover and Finish Baking: Remove the foil and bake for an additional 5–10 minutes, or until the cheese is bubbly and golden brown.
3. Cool and Serve: Allow the casserole to cool for a few minutes before serving. This lets the layers set slightly, making it easier to serve and enjoy each bite.

Optional Garnishes and Serving Ideas

1. Garnish with Fresh Herbs: Sprinkle fresh basil or parsley over the top for a pop of color and fresh flavor.
2. Serve with Garlic Bread: A side of garlic bread or breadsticks adds a perfect complement to the rich, cheesy casserole.
3. Pair with a Crisp Salad: A simple green salad with Italian dressing provides a refreshing contrast to the casserole’s richness, making it a complete meal.

With these easy steps, you’ll have a delicious, gooey Cheese Tortellini Pepperoni Pizza Casserole ready to serve. This casserole is a wonderful fusion of pizza and pasta flavors, perfect for satisfying cravings with minimal prep and maximum flavor!

Serving Suggestions & Creative Variations

This Cheese Tortellini Pepperoni Pizza Casserole is wonderfully versatile and makes a hearty main dish, perfect for feeding a crowd or serving at family dinners. Whether served alongside complementary dishes or customized to suit personal tastes, here are some creative ways to serve and personalize this comforting casserole.

Serving Suggestions

1. Serve with Garlic Bread: A side of warm garlic bread or cheesy breadsticks is a classic choice that complements the casserole’s rich, savory flavors. Use it to scoop up any extra sauce and cheese!
2. Pair with a Green Salad: Serve with a crisp, green salad featuring lettuce, cucumber, tomatoes, and a light Italian or balsamic dressing. The fresh crunch of the salad provides a nice contrast to the cheesy casserole.
3. Add a Side of Roasted Vegetables: For a more balanced meal, serve this casserole with roasted vegetables like asparagus, broccoli, or bell peppers. The roasted flavors add a bit of charred sweetness that complements the casserole.
4. Use as a Party Appetizer: Spoon smaller portions into individual serving dishes for an appetizer option at gatherings. You can also scoop the casserole with tortilla chips for a fun, pizza-inspired dip.
5. Garnish with Fresh Herbs: Adding fresh herbs, like basil or parsley, right before serving brightens up the dish and adds color. A sprinkle of chopped basil enhances the pizza-like flavor and makes the dish visually appealing.

Creative Variations to Customize the Casserole

This recipe is a perfect base for experimentation. Customize it by adding more pizza toppings or changing the cheese to suit different tastes.

1. Vegetable Supreme Version: Add classic pizza veggies like diced bell peppers, onions, mushrooms, and olives. Lightly sauté these vegetables before adding them to avoid excess moisture in the casserole.
2. Meat Lovers’ Casserole: For a heartier version, add cooked ground sausage, crumbled bacon, or even slices of Italian sausage to complement the pepperoni.
3. White Pizza Twist: Swap marinara sauce for Alfredo sauce or a garlic cream sauce. Use spinach, mushrooms, and a bit of ricotta cheese to create a creamy “white pizza” flavor.
4. Add Extra Cheese Varieties: Try adding a blend of cheeses for extra depth of flavor. Mozzarella pairs well with provolone, gouda, or fontina for an ultra-cheesy casserole with a mix of flavors and textures.
5. Spicy Buffalo Tortellini Pizza Casserole: Add a dash of buffalo sauce to the marinara for a spicy twist, and sprinkle with blue cheese crumbles alongside the mozzarella.
6. Healthier Spin with Whole Wheat or Veggie Tortellini: If you prefer a lighter version, use whole wheat tortellini or even spinach-filled tortellini to add a bit of green.
7. Top with Panko Bread Crumbs: For an extra crunch, mix panko bread crumbs with a bit of melted butter and sprinkle on top during the last few minutes of baking.

Nutritional Information & Health Benefits

This Cheese Tortellini Pepperoni Pizza Casserole is filling and loaded with protein and carbs to make a satisfying meal. While it’s a comforting treat, here are some nutritional details to help you make informed choices about portions and possible modifications.

Nutritional Breakdown (Per Serving)

• Calories: Approximately 450–500, depending on specific ingredients and serving sizes.
• Protein: Around 18–20 grams, mostly from cheese, pepperoni, and tortellini.
• Fats: Approximately 20 grams, from cheese, pepperoni, and any added oil or sauce.
• Carbohydrates: About 40 grams, mainly from the tortellini and sauce.
• Sugars: Approximately 5 grams, mostly from marinara sauce.
• Fiber: Roughly 3 grams, depending on additional veggies.

Health Benefits of Key Ingredients

Cheese Tortellini

• Protein Source: Tortellini provides protein, which is essential for muscle health and satiety.
• Complex Carbohydrates: Pasta, like tortellini, is a source of energy-sustaining complex carbs.
• Calcium & Nutrients from Cheese Filling: Cheese-filled tortellini also provides calcium, supporting bone health.

Marinara Sauce

• Lycopene-Rich: Tomatoes contain lycopene, an antioxidant linked to heart health and reduced cancer risk.
• Vitamin C: Marinara sauce provides vitamin C, supporting immune health.

Mozzarella Cheese

• Calcium & Protein: Mozzarella is high in calcium, essential for bones, and protein for muscle repair.
• Lower Sodium Cheese Option: Mozzarella has less sodium than some other cheeses, making it a better option for balanced sodium intake.

Pepperoni

• Flavorful Protein: While higher in fat, pepperoni provides a strong flavor in smaller amounts.
• Rich in B Vitamins: Contains B vitamins like B12, supporting metabolism and energy levels.

Tips for a Healthier Casserole

1. Use Whole Wheat or Veggie Tortellini: Swap regular tortellini for whole wheat or veggie-based varieties to increase fiber and lower carbs.
2. Go Lighter on Cheese: Using part-skim mozzarella and reducing the amount of Parmesan can decrease the fat content without losing flavor.
3. Load Up on Veggies: Add more vegetables for additional vitamins and fiber. Mushrooms, bell peppers, and spinach are great choices that add flavor and texture.
4. Try Turkey Pepperoni: Using turkey pepperoni instead of regular pepperoni can lower the fat and calorie count while keeping the classic flavor.

Common Mistakes to Avoid & How to Perfect the Recipe

Avoiding these common mistakes will help you make a Cheese Tortellini Pepperoni Pizza Casserole that’s perfectly cheesy, bubbly, and balanced.

Overcooking the Tortellini

• Mistake: Fully cooking the tortellini before baking can result in overly soft or mushy pasta once it’s baked.
• Solution: Cook the tortellini until it’s just al dente, or slightly undercooked. This way, it will finish cooking in the oven, absorbing some sauce and maintaining the right texture.

Using Too Much Sauce or Cheese

• Mistake: Adding too much marinara or cheese can lead to a casserole that’s overly rich, soggy, or watery.
• Solution: Stick to the recommended amounts for a balanced, layered effect. If you prefer a more saucy casserole, only add an extra 1/4 cup at a time to avoid making it too wet.

Not Draining the Tortellini Properly

• Mistake: Undrained pasta can add excess water to the casserole, resulting in a watery dish.
• Solution: Drain the tortellini well after cooking, shaking off as much water as possible. If using frozen tortellini, make sure it’s thoroughly thawed and drained.

Over-Baking or Browning the Cheese Too Much

• Mistake: Leaving the casserole uncovered the entire time can cause the cheese to dry out or over-brown, creating a crusty, hard top.
• Solution: Cover the casserole with foil for the first 20 minutes of baking to let the cheese melt smoothly. Uncover it for the last 5–10 minutes for a golden, bubbly finish.

Uneven Layering of Ingredients

• Mistake: Inconsistent layering can cause some bites to be overly cheesy or saucy while others are bland.
• Solution: Distribute each ingredient evenly, creating distinct layers of tortellini, sauce, cheese, and pepperoni. Spread each layer carefully to achieve balanced bites throughout.

Forgetting to Season

• Mistake: Relying solely on the marinara for flavor can result in a one-dimensional taste.
• Solution: Adding Italian seasoning and garlic powder enhances the flavor profile, making the dish taste more like a pizza.

Tips for Perfect Layering

1. Start with Sauce: Spread a thin layer of marinara at the bottom of the baking dish to prevent the pasta from sticking.
2. Layer Cheese and Pepperoni Alternately: Distribute cheese and pepperoni throughout, so each bite has an even mix of flavors.
3. Season the Top Layer: Adding seasoning to the final layer of cheese brings out the pizza-like flavors when baked.

Expert Tips for Success

Making Cheese Tortellini Pepperoni Pizza Casserole is simple, but a few tips will ensure the best flavor, texture, and presentation. By following these expert suggestions, you’ll create a delicious, perfectly layered casserole that’s cheesy, hearty, and packed with pizza-inspired flavors.

Tips for Perfect Cheese Tortellini Pepperoni Pizza Casserole

1. Undercook the Tortellini Slightly: Cooking the tortellini to al dente (or even a little under) ensures that it holds its texture after baking and absorbs some of the sauce without becoming mushy.
2. Use Freshly Shredded Cheese: Grate mozzarella and Parmesan directly from the block for a creamier melt. Pre-shredded cheeses often contain anti-caking agents that can affect melting and taste.
3. Season Each Layer: Lightly season each layer with Italian seasoning or extra garlic powder as you go. This enhances the flavor throughout the casserole, ensuring no bites are bland.
4. Press Down the Layers Gently: As you layer the ingredients, press down gently with a spatula to compact the casserole. This helps the layers stay together, making each serving neat and flavorful.
5. Let the Casserole Cool Slightly Before Serving: After baking, let the casserole sit for 5–10 minutes. This allows the cheese to set slightly, making it easier to cut and serve, and the flavors have a chance to meld.

Serving Tips

• Garnish with Fresh Herbs: A sprinkle of fresh basil or parsley adds color and a fresh aroma, balancing the richness of the casserole.
• Serve with Red Pepper Flakes: For those who like extra heat, serve with red pepper flakes or hot sauce on the side.
• Pair with a Side Salad: A simple green salad with Italian dressing complements the richness of the casserole and adds a refreshing contrast.

Storing Cheese Tortellini Pepperoni Pizza Casserole

This casserole is easy to make in advance, and it stores well, making it perfect for meal prepping or enjoying as leftovers. Here’s how to store and reheat it to maintain its flavor and texture.

Room Temperature Storage

• Short-Term Storage: Let the casserole cool for 10–15 minutes after baking, then serve. If you’re planning to leave it out for a meal, it can be left at room temperature for up to 2 hours before refrigerating.

Refrigeration

• Storing Leftovers: Place any leftovers in an airtight container or cover the baking dish with plastic wrap or foil. Store in the refrigerator for up to 3–4 days.
• Reheating: To reheat, cover with foil and warm in a 350°F (175°C) oven for about 15–20 minutes, or until heated through. This keeps the cheese and sauce creamy. Alternatively, microwave individual servings for about 1–2 minutes on medium power.

Freezing

1. Freeze Before Baking: Assemble the casserole, then cover it tightly with plastic wrap and foil. Store in the freezer for up to 2 months. When ready to bake, thaw overnight in the fridge and bake as directed.
2. Freeze After Baking: If you’ve baked the casserole, let it cool completely, then portion into freezer-safe containers. It will keep well in the freezer for up to 2 months.
3. Reheating from Frozen: If reheating a frozen, baked casserole, cover with foil and bake at 350°F (175°C) for about 45 minutes to 1 hour, or until warmed through. Remove the foil during the last 10 minutes for a bubbly, golden top.

Quick Reheating Tips

• Use the Microwave for Convenience: For individual servings, place a portion on a microwave-safe plate, cover lightly with a damp paper towel, and microwave for 1–2 minutes.
• Add a Fresh Cheese Layer: Before reheating in the oven, add a small sprinkle of fresh mozzarella or Parmesan on top to make the casserole extra gooey and fresh.

Frequently Asked Questions (FAQs)

1. Can I make this casserole in advance?

Yes! Assemble the casserole up to 24 hours in advance, cover it tightly, and refrigerate until you’re ready to bake. Baking may take an extra 5–10 minutes if starting from a chilled state.

2. Can I use frozen tortellini?

Absolutely. Frozen tortellini works just as well as fresh. Be sure to cook it according to the package directions before layering it in the casserole.

3. Can I substitute the marinara sauce?

Yes! You can use pizza sauce for a thicker, more intense flavor or even a garlic Alfredo sauce for a creamy white pizza version. Each sauce gives the casserole a unique taste.

4. How can I make the casserole less greasy?

If you find the casserole too greasy, opt for turkey pepperoni or reduce the amount of cheese slightly. Using part-skim mozzarella or draining any excess oil after cooking pepperoni can also help.

5. Can I make this casserole gluten-free?

Yes, you can substitute gluten-free tortellini and ensure the marinara sauce and other ingredients are gluten-free. Most grocery stores carry gluten-free tortellini options.

6. What other toppings can I add?

Add pizza-inspired toppings like mushrooms, black olives, bell peppers, or cooked Italian sausage. Make sure to sauté or cook any raw toppings before adding them to avoid extra moisture in the casserole.

7. Can I use meat tortellini instead of cheese?

Yes, meat tortellini adds more protein and creates a slightly heartier casserole. Pair it with classic pizza toppings for a balanced, flavorful dish.

8. What’s the best way to prevent the casserole from becoming watery?

Ensure the tortellini is well-drained and avoid adding too much sauce. If you’re adding veggies, sauté them first to reduce their moisture content before layering.

9. Can I use other types of cheese?

Yes! Along with mozzarella, you can use provolone, cheddar, or even gouda for a more complex flavor. Mixing cheeses can add depth and creaminess.

10. How can I make a vegetarian version of this casserole?

Simply omit the pepperoni and add vegetables like mushrooms, bell peppers, or spinach. Choose a veggie-filled tortellini or use extra cheese for a hearty vegetarian option.

Conclusion

Cheese Tortellini Pepperoni Pizza Casserole is a family-friendly dish that combines the beloved flavors of pizza with the heartiness of pasta in an easy-to-make, layered casserole. With tender cheese tortellini, tangy marinara sauce, melted mozzarella, and classic pepperoni, this casserole offers a comforting twist on pizza night that’s perfect for gatherings, casual dinners, or meal prep.

This versatile recipe allows you to get creative with different toppings, cheese combinations, and sauce options, making it adaptable to a variety of tastes. Whether you’re serving it with a side salad, garlic bread, or simply on its own, Cheese Tortellini Pepperoni Pizza Casserole delivers delicious flavors in every bite. Its simple preparation and crowd-pleasing appeal make it a great choice for both busy weeknights and relaxed weekends. Enjoy each cheesy, savory bite, knowing you’ve made a meal that combines the best of both worlds—pizza and pasta—in one comforting dish.

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Cheese Tortellini Pepperoni Pizza Casserole

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• Author: Emily

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Enjoy the best of pizza and pasta with Cheese Tortellini Pepperoni Pizza Casserole! Layered with marinara, mozzarella, and pepperoni, this easy, crowd-pleasing dish is perfect for family dinners.

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Ingredients

Ingredients

For the Cheese Tortellini Pepperoni Pizza Casserole

• Cheese Tortellini: 20 oz (fresh or frozen) – The tortellini provides a cheesy, pasta-filled base that holds up well when baked.
• Marinara Sauce: 2 cups – Acts as the main sauce for the casserole, adding a rich tomato flavor that complements the other ingredients.
• Sliced Pepperoni: 1 cup – Adds a classic pizza flavor with a hint of spice. You can use mini pepperoni for easier layering or regular pepperoni slices.
• Mozzarella Cheese: 2 cups, shredded – Melts beautifully, creating a gooey, cheesy top layer that adds to the pizza flavor.
• Parmesan Cheese: 1/2 cup, grated – Adds a slightly nutty, salty flavor that enhances the richness of the cheese and complements the marinara.
• Italian Seasoning: 1 teaspoon – A blend of oregano, basil, and rosemary that enhances the pizza-like taste.
• Garlic Powder: 1/2 teaspoon – Adds depth to the sauce, enhancing the overall flavor profile.
• Red Pepper Flakes (Optional): 1/4 teaspoon – For those who enjoy a bit of heat, adding a sprinkle of red pepper flakes provides a mild kick.

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Instructions

Step-by-Step Instructions

These instructions will guide you through making the Cheese Tortellini Pepperoni Pizza Casserole from start to finish, resulting in a perfectly cheesy, bubbly dish with all the flavors of pizza.

Step 1: Prepare the Tortellini

1. Cook the Tortellini: Bring a large pot of salted water to a boil. Add the tortellini and cook according to package directions, usually about 3–5 minutes for fresh tortellini or 5–7 minutes for frozen.
2. Drain the Tortellini: Drain well in a colander and set aside. It’s important to remove any excess water to prevent the casserole from becoming watery.

Step 2: Layer the Casserole

1. Spread Sauce on the Bottom: Preheat your oven to 375°F (190°C). In a 9×13-inch baking dish, spread 1 cup of marinara sauce evenly across the bottom. This prevents the tortellini from sticking and ensures a flavorful base.
2. First Layer of Tortellini: Arrange half of the cooked tortellini over the marinara sauce in an even layer, covering the bottom.
3. Add Cheese and Pepperoni: Sprinkle half of the shredded mozzarella and half of the grated Parmesan over the tortellini. Add a layer of half of the pepperoni slices, spreading them evenly for balanced flavor.
4. Repeat Layers: Add the remaining tortellini, followed by the rest of the marinara sauce, mozzarella, Parmesan, and pepperoni, creating a layered casserole.

Step 3: Season and Top with Additional Ingredients

1. Season the Top Layer: Sprinkle Italian seasoning and garlic powder over the top layer of cheese and pepperoni. These seasonings add extra flavor, enhancing the pizza-like taste of the casserole.
2. Optional Red Pepper Flakes: For a hint of heat, add a light sprinkle of red pepper flakes over the top.

Step 4: Bake the Casserole

1. Cover and Bake: Cover the baking dish with aluminum foil and bake in the preheated oven for 20 minutes. Covering the dish allows the cheese to melt smoothly without over-browning.
2. Uncover and Finish Baking: Remove the foil and bake for an additional 5–10 minutes, or until the cheese is bubbly and golden brown.
3. Cool and Serve: Allow the casserole to cool for a few minutes before serving. This lets the layers set slightly, making it easier to serve and enjoy each bite.

Notes

Tips for Perfect Cheese Tortellini Pepperoni Pizza Casserole

1. Undercook the Tortellini Slightly: Cooking the tortellini to al dente (or even a little under) ensures that it holds its texture after baking and absorbs some of the sauce without becoming mushy.
2. Use Freshly Shredded Cheese: Grate mozzarella and Parmesan directly from the block for a creamier melt. Pre-shredded cheeses often contain anti-caking agents that can affect melting and taste.
3. Season Each Layer: Lightly season each layer with Italian seasoning or extra garlic powder as you go. This enhances the flavor throughout the casserole, ensuring no bites are bland.
4. Press Down the Layers Gently: As you layer the ingredients, press down gently with a spatula to compact the casserole. This helps the layers stay together, making each serving neat and flavorful.
5. Let the Casserole Cool Slightly Before Serving: After baking, let the casserole sit for 5–10 minutes. This allows the cheese to set slightly, making it easier to cut and serve, and the flavors have a chance to meld.