Crock Pot White Lasagna Soup

There’s something undeniably comforting about a warm bowl of Crock Pot White Lasagna Soup. Creamy, cheesy, and packed with rich flavors, this dish takes all the delicious elements of traditional white lasagna and transforms them into an easy-to-make, slow-cooked soup. Whether you’re looking for a cozy weeknight dinner, a meal prep-friendly option, or a crowd-pleasing dish for gatherings, this soup delivers in every way.

Unlike classic lasagna, which requires layers of pasta, sauce, and cheese, this one-pot wonder simplifies the process without sacrificing flavor. The slow cooker does most of the work, allowing the ingredients to meld together into a velvety, indulgent dish. Plus, it’s incredibly customizable—you can add your favorite veggies, adjust the level of spice, or even swap proteins to suit your dietary preferences.

If you love lasagna but dread the prep work, this Crock Pot White Lasagna Soup is a game-changer. Get ready to enjoy a creamy, garlicky broth, tender chicken, soft pasta, and a cheesy topping that melts into every spoonful.

A Brief History of White Lasagna

Lasagna is one of the oldest pasta dishes in history, with origins tracing back to ancient Rome. However, the creamy white lasagna (Lasagna Bianca) variation emerged much later, as an alternative to the traditional red sauce-based versions. Instead of tomato sauce, white lasagna features a rich béchamel sauce, cheeses, and often chicken or vegetables.

Over time, home cooks and chefs experimented with deconstructing lasagna into easier, more convenient forms, leading to the creation of lasagna soup. The introduction of slow cookers further revolutionized the dish, making it possible to enjoy all the flavors of lasagna with minimal effort.

Preparation Phase & Essential Tools

Before diving into the cooking process, gathering the right tools will make preparation smoother and ensure a perfectly cooked soup.

Essential Kitchen Tools

• Slow Cooker (Crock Pot): A 6-quart or larger crock pot works best for this recipe.
• Dutch Oven or Large Soup Pot: If making this on the stovetop, a heavy-duty pot helps develop rich flavors.
• Cutting Board & Sharp Knife: For chopping onions, garlic, and spinach.
• Measuring Cups & Spoons: For accuracy in ingredients.
• Whisk: Helps mix the cornstarch and cream smoothly.
• Ladle: For serving the soup easily.
• Tongs & Forks: Useful for shredding the chicken.

Ingredient Breakdown

Each ingredient in this Crock Pot White Lasagna Soup plays a crucial role in building its signature rich, savory, and creamy taste.

Main Ingredients & Their Purpose

• Unsalted Butter (2 tbsp): Adds a rich, buttery flavor and helps sauté the aromatics.
• Onion (1 medium, finely chopped): Provides a sweet, deep flavor base for the soup.
• Garlic (3 cloves, minced): Enhances the overall aroma and taste.
• Italian Seasoning (2 tsp): A perfect blend of basil, oregano, thyme, and rosemary.
• Salt (1 tsp): Balances the flavors (reduce if using regular broth).
• Black Pepper (¼ tsp): Adds a mild heat and depth to the dish.
• Crushed Red Pepper Flakes (⅛ tsp, optional): Gives the soup a subtle spice kick.
• Low Sodium Chicken Broth (3 cups, or 4 for a thinner soup): Forms the base of the broth.
• Boneless Skinless Chicken Breasts (2, about 300g): Provides a lean, tender protein.
• Sundried Tomatoes (¼ cup, chopped, optional): Adds a sweet and slightly tangy umami flavor.
• Short Dry Pasta or Broken Lasagna Noodles (2 cups, about 120g): The key element that mimics lasagna texture.
• Half & Half or Heavy Cream (1 cup): Creates a luscious, creamy broth.
• Cornstarch (2 tbsp): Thickens the soup for a smooth consistency.
• Fresh Spinach (1 cup, roughly chopped): Adds color, freshness, and nutrients.
• Ricotta, Parmesan, or Shredded Mozzarella Cheese (for garnish): Completes the lasagna experience.

Step-by-Step Cooking Instructions

This slow cooker white lasagna soup is incredibly simple to prepare, and following these steps ensures the best texture and flavor.

Step 1: Sauté the Aromatics

1. Melt butter in a large soup pot or directly in a slow cooker with a sauté function.
2. Add the chopped onion and cook until soft and translucent (about 3-4 minutes).
3. Stir in the garlic, Italian seasoning, salt, black pepper, and red pepper flakes. Let them cook for 1 minute, releasing their flavors.

Step 2: Build the Flavor Base

4. Pour in the chicken broth and stir well, ensuring nothing sticks to the bottom.
5. Place the chicken breasts into the broth, making sure they are submerged.
6. Add the sundried tomatoes (if using).
7. Cover and cook on LOW for 4-6 hours (or HIGH for 2-3 hours) until the chicken is fully cooked and tender.

Step 3: Cook the Pasta Separately

8. While the soup is cooking, bring a pot of salted water to a boil.
9. Cook the pasta according to package directions until al dente.
10. Drain and set aside (keeping it separate prevents soggy noodles).

Step 4: Shred the Chicken

11. Once the chicken is cooked, remove it from the slow cooker and place it on a cutting board.
12. Shred the chicken using two forks or chop it into bite-sized pieces.
13. Return the shredded chicken to the slow cooker.

Step 5: Thicken the Broth & Add Dairy

14. In a small bowl, whisk together the half & half and cornstarch until smooth.
15. Slowly pour the mixture into the soup, stirring constantly.
16. Let the soup cook for another 10-15 minutes until slightly thickened.

Step 6: Add Spinach & Pasta

17. Stir in the fresh spinach, allowing it to wilt in the hot broth.
18. Add the cooked pasta, stirring gently to combine.

Step 7: Serve & Garnish

19. Ladle the soup into bowls.
20. Top with ricotta, Parmesan, or mozzarella for a classic lasagna finish.
21. Serve immediately while warm and creamy.

Pro Tips for the Best White Lasagna Soup

• For extra creaminess, use heavy cream instead of half & half.
• To prevent curdling, add dairy at the very end over low heat.
• For a thicker soup, increase the cornstarch or use a flour-based roux.
• Adjust seasoning to taste before serving.
• For meal prep, store pasta separately and add before reheating.

Best Side Dishes to Serve with White Lasagna Soup

A creamy and indulgent dish like Crock Pot White Lasagna Soup pairs best with sides that either complement its richness or provide a contrasting texture and flavor. Whether you want something light and fresh or warm and comforting, there’s a perfect side dish for every preference.

1. Classic Garlic Bread

Crispy on the outside, soft on the inside, and packed with garlic butter goodness, garlic bread is a natural choice. The crunch of toasted bread soaks up the creamy soup perfectly, ensuring that no drop of flavor goes to waste.

2. Caesar Salad

For a fresh and crisp contrast, a Caesar salad adds a nice bite and tangy dressing to balance out the rich soup. The parmesan, croutons, and romaine lettuce create a texture variety that cuts through the creaminess.

3. Bruschetta

Fresh tomatoes, basil, garlic, and balsamic glaze on crispy baguette slices provide a light and acidic balance to the soup. It’s an ideal pairing if you’re looking for something bright and refreshing.

4. Roasted Vegetables

A mix of roasted zucchini, bell peppers, carrots, and asparagus can add a touch of caramelized sweetness and earthiness to contrast the creamy soup. Roasting vegetables brings out their natural sugars and provides extra depth of flavor.

5. Caprese Salad

A simple combination of fresh mozzarella, tomatoes, basil, and balsamic glaze can elevate the meal while keeping it light. The mild creaminess of mozzarella echoes the cheese in the soup, while the tomatoes bring in some much-needed acidity.

6. Grilled Cheese Sandwich

For those who love a hearty and comforting pairing, a grilled cheese sandwich is the way to go. Melty cheese between crispy golden bread complements the creamy soup in a way that feels both indulgent and satisfying.

7. Prosciutto Chips

Crispy baked prosciutto is an easy, salty, and savory topping that pairs well with the lasagna soup. These add a crunch without being heavy and give a bold umami kick.

8. Herb Focaccia Bread

A slice of homemade or store-bought focaccia flavored with rosemary, garlic, and olive oil is another great choice. Its slightly chewy texture and savory aroma make it the perfect partner for dipping into the soup.

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Nutritional Information & Health Benefits

Even though Crock Pot White Lasagna Soup is a creamy and indulgent dish, it also offers nutritional benefits depending on the ingredients used. Below is a breakdown of what each component contributes.

Nutritional Breakdown Per Serving (Approximate Values)

• Calories: 350-450
• Protein: 30g
• Carbohydrates: 40g
• Fats: 15g
• Fiber: 3g
• Sugar: 4g
• Calcium: 20% Daily Value
• Iron: 15% Daily Value

Health Benefits of Key Ingredients

Chicken

• A great source of lean protein, which helps with muscle repair and satiety.
• Rich in B vitamins, which support metabolism and energy levels.

Garlic & Onion

• Boosts the immune system and contains antioxidants.
• Helps reduce inflammation and supports heart health.

Spinach

• High in iron, vitamins A and C, and fiber.
• Supports bone health, digestion, and overall immunity.

Tomatoes (Sun-Dried or Fresh)

• A great source of lycopene, an antioxidant known for promoting heart health.
• Supports skin health and reduces inflammation.

Dairy (Ricotta, Parmesan, Mozzarella, Cream)

• Provides calcium for strong bones and teeth.
• Healthy fats from dairy help in absorbing fat-soluble vitamins.

While this soup is rich and hearty, it can be made lighter by swapping heavy cream for milk, using less cheese, or increasing the spinach and vegetables for added fiber and nutrients.

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Common Mistakes & How to Avoid Them

Even with an easy slow cooker recipe, certain mistakes can lead to an undesirable texture or flavor. Here are some of the most common pitfalls and how to fix them.

1. Overcooking the Chicken

• The mistake: Cooking the chicken for too long at too high a temperature can result in dry, tough meat.
• The fix:
  • Use low heat for a longer period to keep the chicken juicy.
  • Remove the chicken as soon as it reaches 165°F and shred it immediately.

2. Adding the Pasta Too Early

• The mistake: Cooking pasta in the slow cooker for too long makes it mushy and overcooked.
• The fix:
  • Cook pasta separately and add it to the soup just before serving.
  • If you must cook it in the crock pot, add it only in the last 30 minutes.

3. Curdling the Dairy

• The mistake: Adding half & half or heavy cream while the soup is still at a high heat can cause it to curdle.
• The fix:
  • Add cream at the very end on low heat and stir gently.
  • Mix dairy with a bit of warm broth before adding it to the pot.

4. Using Too Much or Too Little Liquid

• The mistake:
  • Too much broth can make the soup too thin.
  • Too little broth can result in a thick, sticky consistency.
• The fix:
  • Adjust chicken broth based on your preference (use 4 cups for thinner soup or 3 cups for a thicker version).

5. Forgetting to Season Properly

• The mistake: Not seasoning at multiple stages results in a flat flavor profile.
• The fix:
  • Salt in layers – season the onions, then the broth, and finally taste before serving.
  • Add a splash of lemon juice or a pinch of extra parmesan at the end to boost flavor.

6. Skipping the Thickener (Cornstarch or Flour)

• The mistake: Not thickening the soup can leave it too watery instead of having a creamy texture.
• The fix:
  • Always whisk cornstarch with cold cream before adding it to the hot soup to prevent clumps.
  • If using flour instead, mix it with butter first to create a roux.

7. Storing the Pasta in the Soup

• The mistake: Storing leftovers with the pasta mixed in makes the noodles absorb too much liquid and turn soft and mushy.
• The fix:
  • Store the pasta separately and add it only when reheating.
  • If pasta thickens the soup overnight, add a splash of broth while reheating.

8. Using Pre-Shredded Cheese Instead of Freshly Grated

• The mistake: Pre-shredded cheese often contains anti-caking agents that prevent it from melting smoothly.
• The fix:
  • Always grate cheese fresh for a smoother, creamier texture.

Best Tips for Making the Perfect White Lasagna Soup

A great Crock Pot White Lasagna Soup comes down to technique and ingredient balance. These expert tips ensure the best flavor, texture, and consistency every time you make it.

1. Layer Your Seasonings for Maximum Flavor

Instead of adding salt, pepper, and Italian seasoning all at once, layer them throughout the cooking process. Seasoning the onions while sautéing, seasoning the broth when adding the chicken, and making final adjustments before serving results in a well-balanced dish.

2. Use High-Quality Broth for a Richer Taste

The broth is the foundation of this soup, so using homemade chicken broth or a high-quality store-bought low-sodium broth will elevate the dish. If using store-bought, opt for low-sodium to control the seasoning better.

3. Don’t Skip the Sautéing Step

If your slow cooker has a sauté function, use it to cook the onions and garlic before adding the broth. If not, take a few extra minutes to sauté them in a pan before adding them to the crock pot. This simple step deepens the flavors significantly.

4. Keep the Pasta Separate for Meal Prepping

If you plan on having leftovers, cook the pasta separately and store it apart from the soup. This prevents it from becoming too soft and soaking up all the broth when refrigerated.

5. Stir the Cream in at the End for a Smooth Texture

Adding dairy too early or at too high a temperature can lead to separation or curdling. To keep the soup smooth and creamy, add half & half or heavy cream in the last 10-15 minutes over low heat.

6. Make It a One-Pot Meal by Using the Slow Cooker’s High Setting

If you’re in a hurry, cook the soup on high for 2-3 hours instead of low for 4-6 hours. This method still allows the chicken to remain tender while speeding up the process.

7. Shred the Chicken While It’s Warm

For the best texture, shred the chicken while it’s still warm right after removing it from the soup. Cold chicken tends to toughen up and doesn’t shred as easily.

8. Experiment with Cheese Combinations

Mozzarella gives that signature cheesy pull, ricotta makes the soup ultra-creamy, and parmesan adds a salty, nutty depth. Try a combination of all three for the best results.

9. Adjust the Thickness with More or Less Broth

If you prefer a soupier consistency, add an extra cup of broth before serving. For a thicker, almost stew-like texture, increase the cornstarch mixture or reduce the broth by half a cup.

How to Store, Freeze, and Reheat White Lasagna Soup

Storing Leftovers in the Refrigerator

This soup tastes even better the next day as the flavors have more time to develop. Follow these storage guidelines:

• Allow the soup to cool to room temperature before storing.
• Transfer it to an airtight container.
• Store the soup in the refrigerator for up to 3-4 days.
• Keep the pasta separate to avoid it absorbing too much broth.

Freezing Instructions

This soup freezes well, but dairy-based soups require a few modifications for the best texture when reheating.

• Before adding the cream, set aside a portion of the broth, chicken, and seasonings for freezing.
• Store in freezer-safe bags or airtight containers for up to 3 months.
• Label with the date so you know when to use it.
• When ready to eat, thaw in the refrigerator overnight, reheat on the stovetop, and stir in the dairy at the end for a fresh, creamy texture.

How to Reheat Without Ruining the Texture

• On the Stovetop: Warm over medium-low heat, stirring occasionally. If the soup has thickened too much, add a splash of broth or milk.
• In the Microwave: Heat in 30-second intervals, stirring between each until warmed through.
• From Frozen: Thaw overnight and reheat gently, adding cream at the end for the best consistency.

Frequently Asked Questions (FAQs)

1. Can I Make This Soup Without a Slow Cooker?

Yes! You can make this soup in a Dutch oven or large soup pot on the stovetop. Follow the same steps, but simmer the soup on low heat for about 40 minutes, or until the chicken is fully cooked.

2. How Can I Make It Vegetarian?

Swap the chicken broth for vegetable broth and replace the chicken with mushrooms, white beans, or extra spinach. You can also add ricotta or tofu crumbles for a protein boost.

3. Can I Use a Different Pasta Shape?

Yes! Any short pasta works well, such as:

• Rotini
• Bowtie (Farfalle)
• Penne
• Shells
• Mafalda Corta (mini lasagna noodles)

If using gluten-free pasta, cook it separately and add it just before serving.

4. What’s the Best Way to Thicken the Soup?

If your soup is too thin, try one of these methods:

• Add more cornstarch slurry (whisk 1 tbsp cornstarch with 2 tbsp water).
• Let it simmer uncovered for a few extra minutes.
• Mash some of the cooked pasta into the broth for a natural thickener.

5. Can I Make This Dairy-Free?

Yes! Substitute:

• Coconut milk or cashew cream for half & half
• Nutritional yeast for parmesan
• Dairy-free shredded cheese instead of mozzarella

6. How Can I Add More Protein?

For a heartier soup, add:

• White beans or chickpeas
• Cooked Italian sausage
• Extra shredded chicken or turkey

7. Can I Make It Spicier?

Yes! Increase the red pepper flakes or add a splash of hot sauce for more heat.

8. What’s the Best Cheese for Topping?

• Ricotta – for a creamy, soft texture
• Parmesan – for a salty, nutty bite
• Mozzarella – for that classic stretchy, gooey cheese pull

Final Thoughts – Why This Soup Will Become a Staple in Your Kitchen

Few meals offer the comfort, warmth, and indulgence of Crock Pot White Lasagna Soup. It’s creamy, rich, and bursting with flavors that mimic the classic Italian lasagna, but with half the effort and a fraction of the prep time.

This soup is highly adaptable, making it perfect for:

• Busy weeknights when you need a set-it-and-forget-it meal
• Cozy gatherings where you want something special but easy
• Meal prep since it reheats well and tastes even better the next day
• Customizing to dietary needs by swapping ingredients for lighter, gluten-free, or dairy-free options

Once you try this slow cooker lasagna soup, you’ll likely find yourself making it again and again. Whether topped with gooey cheese, served with crispy garlic bread, or paired with a fresh salad, this dish is bound to be a new family favorite.

So grab your slow cooker, gather your ingredients, and get ready to enjoy a creamy, cheesy, and utterly satisfying bowl of comfort food.

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Crock Pot White Lasagna Soup

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• Author: Emily
• Total Time: Up to 6 hours
• Yield: 6-8 servings 1x

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Description

This Crock Pot White Lasagna Soup is a creamy, cheesy, and comforting slow cooker meal loaded with tender chicken, lasagna noodles, and a rich, garlicky broth. It’s an easy one-pot dish perfect for weeknights, meal prepping, or cozy winter dinners.

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Ingredients

Scale 1x2x3x

• 2 tbsp unsalted butter
• 1 medium onion, finely chopped
• 3 cloves garlic, minced
• 2 tsp Italian seasoning
• 1 tsp salt (reduce if not using low-sodium broth)
• ¼ tsp black pepper
• ⅛ tsp crushed red pepper flakes (optional for spice)
• 3 cups low-sodium chicken broth (use 4 cups for a thinner soup)
• 2 boneless, skinless chicken breasts (300g)
• ¼ cup sun-dried tomatoes, chopped (optional)
• 2 cups short dry pasta or broken lasagna noodles (120g)
• 1 cup half & half or heavy cream
• 2 tbsp cornstarch
• 1 cup fresh spinach, chopped
• Ricotta, Parmesan, or shredded mozzarella for garnish

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Instructions

• Sauté the Aromatics: Melt butter in a large pot or slow cooker with a sauté function. Add onions and cook until soft. Stir in garlic, Italian seasoning, salt, pepper, and red pepper flakes. Cook for 1 minute.
• Build the Broth: Add chicken broth, chicken breasts, and sun-dried tomatoes. Cover and cook on LOW for 4-6 hours or HIGH for 2-3 hours.
• Cook the Pasta: Boil pasta separately until al dente, drain, and set aside.
• Shred the Chicken: Remove cooked chicken, shred with two forks, and return it to the soup.
• Thicken the Soup: Whisk half & half and cornstarch together. Stir into the soup and let cook for 10-15 minutes until slightly thickened.
• Add Spinach & Pasta: Stir in fresh spinach and cooked pasta. Let it warm through.
• Serve: Ladle into bowls and top with ricotta, Parmesan, or mozzarella.

Notes

• Store leftovers in the fridge for 3-4 days.
• Keep pasta separate for meal prepping.
• Freeze the soup without the dairy, then add cream when reheating.
• Reheat gently on the stove, adding extra broth if needed.

• Prep Time: 15 minutes
• Cook Time: 4-6 hours (low) or 2-3 hours (high)
• Category: Main Dish
• Method: Slow Cooker / One-Pot
• Cuisine: Italian-American

Nutrition

• Serving Size: 2 cups
• Calories: 350-450
• Sugar: 4g
• Sodium: 600mg
• Fat: 15g
• Saturated Fat: 8g
• Unsaturated Fat: 7g
• Trans Fat: 0g
• Carbohydrates: 40g
• Fiber: 3g
• Protein: 30g
• Cholesterol: 75mg