Beautiful but easy to make! This Blueberry Slab Pie will impress everyone and, most importantly, it tastes delicious. Perfect for summer gatherings, picnics, or any special occasion, this pie combines a delightful flaky crust with a sweet and tangy blueberry filling. The large size makes it ideal for serving a crowd, ensuring no one leaves without a slice!

Why You’ll Love This Blueberry Slab Pie
This pie is a true crowd-pleaser that brings joy to any table.
- Easy to Prepare: The simple recipe allows even novice bakers to create a stunning dessert with minimal effort.
- Fresh Flavor: Using fresh blueberries enhances the taste, making every bite a burst of summer.
- Versatile Serving Size: The slab format means you can easily cut generous portions for family or guests.
- Customizable: Feel free to switch up the filling with other fruits or spices to suit your taste.
- Stunning Presentation: The lattice crust adds an elegant touch that will wow your friends and family.
Tools and Preparation
Before diving into this delicious recipe, gather your tools to make the process smooth and enjoyable.
Essential Tools and Equipment
- Rolling pin
- Baking sheet
- Mixing bowl
- Pastry brush
- Knife
Importance of Each Tool
- Rolling pin: Essential for rolling out the pie crust evenly, ensuring all edges are uniform.
- Baking sheet: Provides ample space for the slab pie to bake evenly and collect any drips.
- Pastry brush: Perfect for applying the egg wash, giving your crust that golden sheen.
Ingredients
Beautiful but easy to make! This pie will impress everyone and most importantly, it tastes delicious.
For the Filling
- 1 recipe blueberry pie filling (about 3 cups of homemade filling)
- 1½ cups fresh blueberries (1 pint)
- ½ cup powdered sugar (confectioner sugar/icing sugar)
- 1 Tablespoon cornstarch
- 1 teaspoon vanilla paste
- 1 lemon (zested and juiced)
- 1 teaspoon ground cinnamon
For the Crust
- 3 9 pie crusts (uncooked at room temperature)
For the Egg Wash
- 1 egg (any size)
- 1 Tablespoon water
For Topping
- 1-2 Tablespoons coarse sugar (to sprinkle on top before baking)
Servings: 16
Prep Time: 30 minutes
Cook Time: 30 minutes
Total Time: 60 minutes
Course: Dessert
Cuisine: American
Nutrition Facts: Calories: 234 kcal, Carbs: 37 g, Protein: 3 g, Fat: 9 g, Saturated Fat: 3 g, Cholesterol: 10 mg, Sodium: 172 mg, Fiber: 2 g, Sugar: 17 g

How to Make Blueberry Slab Pie
Step 1: Preheat the Oven
Preheat your oven to 375°F (190°C). This ensures that the pie bakes evenly from the start.
Step 2: Prepare the Filling
In a mixing bowl:
1. Combine the fresh blueberries with powdered sugar, cornstarch, vanilla paste, lemon zest and juice, and ground cinnamon.
2. Stir gently until all ingredients are well mixed. Set aside for flavors to meld.
Step 3: Roll Out the Crusts
On a lightly floured surface:
1. Roll out two of the pie crusts into large rectangles that fit your baking sheet.
2. Place one rolled-out crust onto the baking sheet as the base.
Step 4: Fill the Crust
Pour your prepared blueberry filling onto the bottom crust:
– Spread it evenly across the surfaces.
Step 5: Top with Lattice Crust
Roll out the third pie crust:
1. Cut it into strips about an inch wide.
2. Arrange these strips over the filling in a lattice pattern.
Step 6: Apply Egg Wash
In a small bowl:
– Whisk together egg and water. Use a pastry brush to apply this mixture over the lattice crust for shine.
Step 7: Sprinkle Sugar
Sprinkle coarse sugar over the top of your lattice before placing it in the oven:
– This step adds sweetness and enhances browning.
Step 8: Bake
Place in preheated oven:
– Bake for about 30 minutes or until golden brown and bubbly.
– Remove from oven and let it cool before slicing into squares!
Enjoy your delicious Blueberry Slab Pie!
How to Serve Blueberry Slab Pie
Serving Blueberry Slab Pie can elevate any gathering. This delightful dessert is not only visually appealing but also versatile in presentation. Here are some creative serving ideas to make your pie shine.
A La Mode
- Serve with a scoop of vanilla ice cream on top for a creamy contrast that enhances the pie’s flavors.
Fresh Whipped Cream
- Top each slice with homemade whipped cream. Its lightness pairs beautifully with the rich blueberry filling.
Lemon Zest Garnish
- Sprinkle freshly grated lemon zest over the pie for an added citrusy aroma and a pop of color.
Berry Compote Drizzle
- Drizzle warm berry compote over the pie slices to amplify the fruity taste and add moisture.
Mint Sprig Accent
- Add a fresh mint sprig on top of each slice for a refreshing touch that complements the blueberries.
Serve Warm or Cold
- Offer the pie both warm and chilled, allowing guests to choose their preferred temperature.
How to Perfect Blueberry Slab Pie
Creating the perfect Blueberry Slab Pie involves attention to detail. Here are some tips to ensure your pie turns out flawlessly every time.
- Use Fresh Blueberries: Fresh berries yield the best flavor and texture. If using frozen, make sure they are thawed and drained well.
- Chill Dough Before Rolling: Chilling your pie crust before rolling helps maintain its flakiness during baking.
- Don’t Overfill: Ensure you don’t exceed the filling capacity of your crust. Overfilling can lead to spills and a soggy bottom.
- Egg Wash for Shine: Brush the crust with an egg wash before baking for a beautifully golden finish.
- Sprinkle Coarse Sugar: Adding coarse sugar on top before baking creates a sweet crunch and enhances visual appeal.
- Cool Before Slicing: Allow the pie to cool completely before slicing. This helps set the filling and makes serving easier.

Best Side Dishes for Blueberry Slab Pie
Pairing side dishes with your Blueberry Slab Pie can enhance your dessert experience. Here are some excellent options to consider when serving this crowd-pleaser.
- Vanilla Ice Cream
A classic pairing that adds creaminess and balances the sweetness of the pie. - Coconut Whipped Cream
For a dairy-free option, coconut whipped cream is light and adds tropical flavor. - Lemon Sorbet
A refreshing palate cleanser that complements the blueberries perfectly with its tartness. - Fresh Fruit Salad
A mix of seasonal fruits provides a refreshing contrast and additional textures alongside the pie. - Cheese Platter
Consider offering a selection of cheeses, particularly creamy varieties like Brie, which pair well with sweet desserts. - Coffee or Tea
Serving a cup of coffee or tea can create a comforting finish after enjoying this delicious dessert.
Common Mistakes to Avoid
Making a Blueberry Slab Pie can be simple, but there are common pitfalls that can lead to less-than-perfect results. Here’s how to avoid them.
- Skipping the chilling step: Not chilling your pie crust can result in a soggy bottom. Always refrigerate the dough for at least 30 minutes before rolling it out.
- Overfilling the pie: Adding too much filling can cause overflow during baking. Stick to about 3 cups of blueberry filling for optimal results.
- Ignoring the egg wash: Skipping the egg wash will leave your pie crust dull and unattractive. Brush the top with an egg wash for a beautiful golden finish.
- Using frozen blueberries: While tempting, frozen blueberries can lead to excess moisture in your pie. Use fresh blueberries for the best flavor and texture.
- Not preheating the oven: Baking in a cold oven can affect how evenly your pie cooks. Always preheat your oven to ensure even baking from the start.
Storage & Reheating Instructions
Refrigerator Storage
- Store leftover Blueberry Slab Pie in an airtight container.
- It will stay fresh for up to 3 days in the refrigerator.
Freezing Instructions
- Wrap slices tightly in plastic wrap or aluminum foil.
- Place in a freezer-safe container to protect against freezer burn.
- Frozen slices can last for up to 3 months.
Reheating Instructions
- Oven: Preheat your oven to 350°F (175°C) and bake wrapped slices for about 10-15 minutes until heated through.
- Microwave: Heat individual slices on medium power for about 30-60 seconds. Check often to avoid overheating.
- Stovetop: Place slices in a skillet over low heat, covering with a lid. Warm for about 5-7 minutes, checking frequently.

Frequently Asked Questions
What is Blueberry Slab Pie?
Blueberry Slab Pie is a large, rectangular dessert filled with fresh blueberries and encased in flaky pie crust. It’s perfect for gatherings!
Can I use other fruits for this slab pie?
Yes! You can swap blueberries with other berries like raspberries or strawberries, or even mix them for added flavor.
How do I know when my Blueberry Slab Pie is done?
The pie is ready when the crust is golden brown and the filling is bubbling around the edges.
Can I make Blueberry Slab Pie ahead of time?
Absolutely! You can prepare it a day ahead and store it in the refrigerator until serving.
Final Thoughts
The Blueberry Slab Pie is not only visually stunning but also incredibly tasty. Its versatility allows you to customize it with various fruits or spices, making it suitable for any occasion. Give this recipe a try, and delight your family and friends with this crowd-pleasing dessert!

Blueberry Slab Pie
- Total Time: 1 hour
- Yield: Serves approximately 16 slices 1x
Description
Indulge in the delightful simplicity of Blueberry Slab Pie, a dessert that’s not only easy to make but also bursting with flavor. This crowd-pleasing treat features a flaky crust encasing a sweet and tangy blueberry filling that captures the essence of summer in every bite. Perfect for picnics, gatherings, or any special occasion, this pie is as beautiful as it is delicious, ensuring everyone leaves with a smile. With its generous size, you can easily serve a crowd while impressing them with your baking skills. Try this recipe today and enjoy the compliments!
Ingredients
- 1½ cups fresh blueberries (1 pint)
- ½ cup powdered sugar
- 1 Tablespoon cornstarch
- 1 teaspoon vanilla paste
- Zest and juice of 1 lemon
- 1 teaspoon ground cinnamon
- 3 uncooked 9-inch pie crusts
- 1 egg (for egg wash)
- Coarse sugar for topping
Instructions
- Preheat your oven to 375°F (190°C).
- In a mixing bowl, combine fresh blueberries, powdered sugar, cornstarch, vanilla paste, lemon zest and juice, and ground cinnamon. Stir gently.
- Roll out two pie crusts into large rectangles; place one on a baking sheet as the base.
- Pour the blueberry filling onto the bottom crust and spread evenly.
- Roll out the third crust, cut into strips, and arrange in a lattice pattern over the filling.
- Whisk together egg and water; brush over the lattice for shine.
- Sprinkle coarse sugar on top.
- Bake for approximately 30 minutes or until golden brown.
- Prep Time: 30 minutes
- Cook Time: 30 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice (100g)
- Calories: 234
- Sugar: 17g
- Sodium: 172mg
- Fat: 9g
- Saturated Fat: 3g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 37g
- Fiber: 2g
- Protein: 3g
- Cholesterol: 10mg
Leave a Comment