Beautiful but easy to make! This Blueberry Slab Pie will impress your guests and is perfect for family gatherings, picnics, or any celebration. With its vibrant color and delicious taste, this dessert stands out while being simple enough for anyone to bake. Enjoy the delightful blend of fresh blueberries and a flaky crust that makes this pie a true crowd-pleaser.

Jump to:
- Why You’ll Love This Recipe
- Tools and Preparation
- Essential Tools and Equipment
- Importance of Each Tool
- Ingredients
- For the Filling
- For the Crust
- For the Egg Wash
- Topping
- How to Make Blueberry Slab Pie
- Step 1: Preheat the Oven
- Step 2: Prepare the Filling
- Step 3: Roll Out the Crusts
- Step 4: Assemble the Pie
- Step 5: Create Lattice Top (Optional)
- Step 6: Apply Egg Wash
- Step 7: Bake Your Pie
- How to Serve Blueberry Slab Pie
- A La Mode
- Fresh Whipped Cream
- Yogurt Parfait
- Coffee Companion
- Fruit Salad Side
- How to Perfect Blueberry Slab Pie
- Best Side Dishes for Blueberry Slab Pie
- Common Mistakes to Avoid
- Storage & Reheating Instructions
- Refrigerator Storage
- Freezing Blueberry Slab Pie
- Reheating Blueberry Slab Pie
- Frequently Asked Questions
- How do I ensure my Blueberry Slab Pie crust is flaky?
- Can I use frozen blueberries for Blueberry Slab Pie?
- What other fruits can I use in a slab pie?
- How do I prevent my filling from being runny?
- Can I make this pie ahead of time?
- Final Thoughts
- 📖 Recipe Card
Why You’ll Love This Recipe
- Quick to Prepare: With only 30 minutes of prep time, you can whip up this pie in no time.
- Serves a Crowd: This recipe yields 16 servings, making it ideal for parties and gatherings.
- Deliciously Versatile: Serve it warm with ice cream or chilled with whipped cream for a delightful treat.
- Fresh Ingredients: Using fresh blueberries ensures a burst of flavor in every bite.
- Easy to Customize: Feel free to add your favorite spices or toppings for a personal touch.
Tools and Preparation
Before you start baking this delectable Blueberry Slab Pie, gather your essential tools. Having the right equipment can make all the difference in achieving that perfect crust and filling.
Essential Tools and Equipment
- Baking sheet
- Rolling pin
- Mixing bowls
- Pastry brush
- Measuring cups and spoons
Importance of Each Tool
- Baking sheet: Provides ample space for your slab pie, ensuring even baking.
- Rolling pin: Helps you roll out the pie crust evenly for a beautiful finish.
- Pastry brush: Ideal for applying egg wash, giving your pie a golden, glossy top.
Ingredients
Here are the ingredients you’ll need to create this delicious Blueberry Slab Pie:
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
Topping
- 1-2 Tablespoons coarse sugar (to sprinkle on top before baking)
How to Make Blueberry Slab Pie
Step 1: Preheat the Oven
Preheat your oven to 375°F (190°C). This step is crucial for achieving that perfect golden-brown crust.
Step 2: Prepare the Filling
In a mixing bowl, combine the following:
1. Fresh blueberries.
2. Powdered sugar.
3. Cornstarch.
4. Vanilla paste.
5. Zest and juice of one lemon.
6. Ground cinnamon.
Gently stir until all ingredients are well mixed.
Step 3: Roll Out the Crusts
Roll out each pie crust on a lightly floured surface until they are large enough to fit your baking sheet. You may need to piece them together if using store-bought crusts.
Step 4: Assemble the Pie
- Place one rolled-out crust on the baking sheet as your base.
- Pour the blueberry filling onto the crust evenly.
- Cover with another rolled-out crust, sealing edges by crimping with fingers or a fork.
Step 5: Create Lattice Top (Optional)
For an attractive finish, cut slits into the top crust or create a lattice pattern before adding coarse sugar on top.
Step 6: Apply Egg Wash
In a small bowl, whisk together the egg and water. Use a pastry brush to apply this mixture over the top crust for that beautiful golden color when baked.
Step 7: Bake Your Pie
Bake in the preheated oven for about 30 minutes or until the crust is golden brown and bubbly.
Let cool slightly before slicing into squares. Enjoy your irresistible Blueberry Slab Pie!
How to Serve Blueberry Slab Pie
Blueberry Slab Pie is not only visually appealing but also versatile when it comes to serving. You can enjoy it in various ways, making it perfect for any occasion or gathering.
A La Mode
- Serve warm slices of Blueberry Slab Pie with a scoop of vanilla ice cream on top for a classic dessert experience. The creamy ice cream pairs perfectly with the sweet blueberries.
Fresh Whipped Cream
- Top your pie with freshly whipped cream for a light and airy addition. This enhances the flavor without overpowering the delicious blueberry filling.
Yogurt Parfait
- Layer slices of Blueberry Slab Pie with Greek yogurt and granola for a delightful breakfast option. This makes for a nutritious start to your day while still enjoying pie!
Coffee Companion
- Serve slices alongside a cup of freshly brewed coffee. The bitterness of coffee complements the sweetness of the blueberry pie, creating a balanced taste.
Fruit Salad Side
- Pair your pie with a refreshing fruit salad. The mix of fresh fruits adds color and tanginess, making for an exciting contrast to the sweet slab pie.

How to Perfect Blueberry Slab Pie
Creating the perfect Blueberry Slab Pie requires attention to detail. Here are some tips to help you achieve that ideal slice:
-
Use Fresh Ingredients: Always opt for fresh blueberries when possible. They offer better flavor and texture compared to frozen ones.
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Chill Your Dough: Keeping the pie crust cold before baking helps achieve a flaky texture. Consider chilling it in the refrigerator for 30 minutes.
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Don’t Overfill: Be cautious not to overfill your pie crust with blueberry filling. This prevents bubbling over during baking.
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Egg Wash for Shine: Applying an egg wash before baking gives your crust a beautiful golden color and shiny finish.
Best Side Dishes for Blueberry Slab Pie
To enhance your dessert experience, consider serving these delightful side dishes alongside your Blueberry Slab Pie. Each dish adds its unique touch, making your dessert table even more inviting.
- Vanilla Ice Cream: A classic pairing that brings creaminess to contrast with the tartness of blueberrries.
- Lemon Sorbet: This refreshing treat provides a zesty complement that balances the sweetness of the pie.
- Cheese Plate: A selection of cheeses like brie or goat cheese can provide savory notes that work well with sweet desserts.
- Chocolate Sauce: Drizzling warm chocolate sauce over each slice adds an indulgent twist that chocolate lovers will appreciate.
- Mixed Berries: A bowl of mixed berries can serve as a fresh and healthy contrast to the baked pie.
- Nuts and Seeds: Roasted almonds or walnuts add crunch and richness, creating an interesting texture combination on your dessert plate.
Common Mistakes to Avoid
When making a Blueberry Slab Pie, it’s easy to make mistakes that can affect the final result. Here are some common pitfalls to watch out for.
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Using stale ingredients: Fresh blueberries and new cornstarch are essential for flavor and texture. Always check the expiration dates on your ingredients.
-
Not pre-baking the crust: Skipping the step of pre-baking can lead to a soggy bottom crust. Make sure to lightly bake your crust before adding the filling.
-
Overfilling the pie: Adding too much blueberry filling can cause overflow during baking. Stick to the recommended amount for best results.
-
Ignoring cooling time: Cutting into the pie too soon can result in a runny filling. Allow it to cool completely before slicing.
-
Skipping seasoning: Failing to add lemon juice or zest can dull the flavors of your pie. Ensure you include these for a balanced taste.
Storage & Reheating Instructions
Refrigerator Storage
- Store leftover Blueberry Slab Pie in an airtight container.
- It will last up to 3 days in the refrigerator.
- Place wax paper between layers if stacking slices to prevent sticking.
Freezing Blueberry Slab Pie
- Wrap individual slices tightly in plastic wrap before placing them in a freezer-safe container.
- Blueberry Slab Pie can be frozen for up to 3 months.
- Thaw in the refrigerator overnight before reheating.
Reheating Blueberry Slab Pie
- Oven: Preheat to 350°F (175°C) and warm for about 10-15 minutes until heated through.
- Microwave: Heat slices for 30 seconds at a time until warm, checking frequently to avoid overheating.
- Stovetop: Use a skillet over low heat, covering with a lid for even warming, about 5-7 minutes.
Frequently Asked Questions
Here are some common questions regarding Blueberry Slab Pie that might help you while preparing this delicious dessert.
How do I ensure my Blueberry Slab Pie crust is flaky?
Using cold butter and not overworking the dough are key factors. Also, refrigerate your crust before baking for even better flakiness.
Can I use frozen blueberries for Blueberry Slab Pie?
Yes, frozen blueberries work well! Just make sure not to thaw them first, as this helps maintain their shape during baking.
What other fruits can I use in a slab pie?
You can substitute blueberries with raspberries, strawberries, or peaches for variety. Just adjust sugar levels as needed based on fruit sweetness.
How do I prevent my filling from being runny?
Adding cornstarch helps thicken your filling. Ensure you mix it thoroughly with other ingredients before pouring it into the crust.
Can I make this pie ahead of time?
Absolutely! You can prepare it one day ahead and store it covered in the fridge. Just reheat slices when ready to serve.
Final Thoughts
This Blueberry Slab Pie is not only visually stunning but also offers a delightful burst of flavor that everyone will love. It’s perfect for summer gatherings or family dinners. Feel free to customize it by adding spices or mixing fruits according to your preference!
Did You Enjoy Making This Recipe? Please rate this recipe with ⭐⭐⭐⭐⭐ or leave a comment.
📖 Recipe Card
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Blueberry Slab Pie
- Total Time: 1 hour
- Yield: Serves 16 1x
Description
Indulge in the delightful taste of Blueberry Slab Pie, a stunning dessert that’s perfect for any gathering. This easy-to-make recipe showcases a vibrant filling of fresh blueberries enveloped in a flaky crust that will impress your guests without requiring advanced baking skills. With just 30 minutes of prep time, you can create a delicious pie that yields 16 generous servings. Whether served warm with ice cream or chilled with whipped cream, this crowd-pleaser is versatile enough to satisfy every palate. Customize it with your favorite spices or toppings for an added personal touch.
Ingredients
- 1 recipe blueberry pie filling (about 3 cups of homemade filling)
- 1½ cups fresh blueberries (1 pint)
- ½ cup powdered sugar
- 1 Tablespoon cornstarch
- 1 teaspoon vanilla paste
- Zest and juice of 1 lemon
- 3 uncooked pie crusts (9 inches each)
- 1 egg (for egg wash)
- Coarse sugar (for topping)
Instructions
- Preheat the 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.
- Roll out the pie crusts on a floured surface to fit your baking sheet.
- Place one rolled-out crust on the baking sheet as the base and pour the blueberry filling evenly over it.
- Cover with another rolled-out crust and seal edges by crimping.
- Optionally cut slits into the top crust for a lattice design and sprinkle with coarse sugar.
- Brush the top crust with an egg wash made from whisking together the egg and water.
- Bake for about 30 minutes until golden brown and bubbly.
- Prep Time: 30 minutes
- Cook Time: 30 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice (75g)
- Calories: 220
- Sugar: 18g
- Sodium: 150mg
- Fat: 10g
- Saturated Fat: 3g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 31g
- Fiber: 2g
- Protein: 2g
- Cholesterol: 30mg