Giant Homemade Strawberry Pop Tart Pie

This incredible Strawberry Pop Tart Slab Pie has a flaky, all-butter crust, a jammy fresh strawberry filling, and a sweet vanilla glaze.

This Strawberry Pop Tart Slab Pie is a direct line to my happiest childhood memories, baked right here in my Austin kitchen. I have such a deep, nostalgic love for those frosted strawberry Pop-Tarts from my youth—the slightly crumbly crust, the sweet pink filling, and of course, the colorful sprinkles. I wanted to recreate that joy, but in a bigger, better, homemade version that I could share with my own family. This slab pie is the amazing result. It’s a giant, elevated take on the classic, made with a flaky, all-butter crust and a vibrant fresh strawberry filling. It’s the kind of fun, nostalgic baking project you might see celebrated on a site like Smitten Kitchen.

🟫 Why This Is So Good

• Pure Nostalgic Fun – This recipe has all the charm and whimsical flavor of your favorite childhood toaster pastry, but elevated with a homemade touch that makes it even more special.
• Flaky, All-Butter Crust – The homemade pie crust is the star here. It’s incredibly tender, flaky, and has a rich, buttery flavor that is so much more delicious than any store-bought version.
• Fresh & Fruity Strawberry Filling – Unlike the jam in the packaged version, this filling is made with a pound of fresh strawberries, so it’s bursting with bright, authentic, sweet-tart fruit flavor.
• Perfect for a Crowd – Baked in a 9×13 pan, this slab pie is incredibly easy to slice and serve, making it the perfect dessert for birthday parties, brunches, and bake sales. It’s a guaranteed hit!

I first made this Strawberry Pop Tart Slab Pie for my daughter’s birthday slumber party. The girls’ eyes went absolutely wide when they saw a “giant Pop-Tart” coming out of the oven. We had the best time decorating it together, spreading the sweet glaze and showering it with an almost ridiculous amount of rainbow sprinkles. It was the absolute star of the breakfast table the next morning, and there wasn’t a single crumb left. It became special because it’s a recipe that creates so much pure joy and is a wonderfully fun and interactive treat to make. The key to that perfect crust is keeping your ingredients cold, a fundamental rule you can learn more about in this guide to making the flakiest pie crust. For more advanced recipes, visit Vegetarian Cuisine.

🟫 Getting Your Ingredients Right

• Cold Unsalted Butter – For the flakiest, most tender pie crust, your unsalted butter must be very cold, straight from the fridge, and cut into small cubes. This creates little pockets of steam as it bakes, resulting in those beautiful flaky layers.
• Fresh Strawberries – Fresh, ripe, in-season strawberries will give you the best, most vibrant filling. In a pinch, you can use frozen strawberries, but they must be thawed and very well-drained to avoid making the filling too watery.
• All-Purpose Flour – Simple, reliable all-purpose flour is perfect for both the sturdy pie crust and for thickening the fresh strawberry filling.
• Rainbow Sprinkles – Don’t forget the sprinkles! They are absolutely essential for achieving that authentic, fun, and nostalgic Pop-Tart look. A classic brand like Wilton has a wonderful selection of colorful jimmies that are perfect for this.

🟫 Making It Step by Step

This recipe has a few components, but each one is simple. The result is a truly special dessert that’s worth every step.

Prepare the Flaky Pie Crust

The crust is so easy to make in a food processor. Pulse the flour, sugar, and salt together. Add the cold, cubed butter and pulse until the mixture resembles coarse crumbs with some pea-sized pieces of butter remaining. Drizzle in the ice water and pulse just until the dough starts to come together. Turn the dough out onto a floured surface, divide it in half, shape each half into a disk, wrap in plastic, and chill for at least 30 minutes.

Cook the Strawberry Filling

While the dough chills, make your jammy strawberry filling. In a medium saucepan, combine the sliced strawberries, granulated sugar, cornstarch, a pinch of salt, and the lemon juice. Cook over medium heat, stirring frequently, until the strawberries start to break down and the mixture thickens into a beautiful, glossy filling, about 8-10 minutes. Remove it from the heat and let it cool completely.

Assemble the Slab Pie

Once your dough is chilled and your filling is cool, it’s time to assemble. Roll out one disk of dough into a rectangle that will fit your 9×13-inch pan. Place it in the bottom of the pan. Spread the cooled strawberry filling evenly over the bottom crust, leaving a small border around the edges. Roll out the second disk of dough and place it over the filling. Crimp the edges together to seal, and cut a few slits in the top crust to allow steam to escape.

Bake, Glaze, and Decorate

Bake your Strawberry Pop Tart Slab Pie at 375°F (190°C) for 35-40 minutes, or until the crust is deeply golden brown and the filling is bubbly. Let the slab pie cool completely in the pan. Once it’s cool, whisk together the confectioners’ sugar, milk, and vanilla extract to create a smooth, thick glaze. Spread the glaze over the top of the pie and, while it’s still wet, shower it with rainbow sprinkles.

🟫 Making Sure It Turns Out

• Keep Your Pie Dough Cold – From the cold butter to the ice water to the chilling time, keeping your pie dough cold at all times is the absolute key to a tender, flaky crust.
• Let the Strawberry Filling Cool Completely – Do not pour warm filling onto your cold pie dough. A warm filling will melt the butter in the crust and can lead to a soggy bottom.
• Don’t Overfill the Pie – It might be tempting to add extra filling, but this can cause it to leak out the sides and make the crust soggy. Stick to the recipe amounts for the best results.

I once made the classic mistake of being impatient and not letting my strawberry filling cool down completely. I spread the warm, jammy filling over the bottom crust, and I could literally see the butter in the dough starting to soften and melt. The final pie was still delicious, but the bottom crust was a bit soft and doughy instead of perfectly crisp and flaky. It taught me that letting each component cool properly is a crucial step for the perfect Strawberry Pop Tart Slab Pie.

🟫 Perfect Serving Ideas

This Strawberry Pop Tart Slab Pie is a fantastic and fun treat for a special weekend breakfast, a celebratory brunch, or a whimsical dessert. It’s wonderful served on its own, either slightly warm or at room temperature. For an extra decadent treat, a scoop of creamy vanilla ice cream on the side is never a bad idea! It’s the ultimate crowd-pleaser that is guaranteed to make everyone smile.

🟫 Making It Different

This slab pie concept is a wonderful base for other flavors! You could easily swap the strawberry filling for a blueberry, raspberry, or even a brown sugar cinnamon filling for a different Pop-Tart experience. Try adding a different flavor of extract to the glaze, like a hint of almond or lemon, for a lovely twist. You could even use a different color of sprinkles to match a holiday or party theme.

🟫 Storage and Leftovers

This slab pie is best stored at room temperature. Once the glaze has set, you can cover it loosely with plastic wrap or foil. It will stay fresh and delicious for up to 3 days. The crust will soften slightly over time as it absorbs moisture from the filling, but it’s still incredibly tasty.

🟫 Tips That Actually Help

• A Food Processor Makes Crust Easy – If you have a food processor, it is the fastest and easiest way to make a perfect, flaky pie crust in just a couple of minutes.
• Use a Pizza Cutter for Slicing – A pizza cutter is the perfect tool for slicing this large slab pie into neat, even squares for serving.
• Make Components Ahead – You can make both the pie dough and the strawberry filling a day or two in advance and store them in the refrigerator. This breaks up the process and makes assembly day a total breeze.

My biggest “aha” moment was the day I embraced making the components of this pie ahead of time. I used to feel like I had to do it all at once, which could feel a bit daunting. But realizing I could make the dough on a Thursday, the filling on a Friday, and then just assemble and bake on Saturday morning completely changed my approach. It transformed this recipe from a “baking project” into an easy, manageable, and enjoyable process.

This Strawberry Pop Tart Slab Pie is a recipe that is pure, unadulterated fun. It’s a joyful bake that has become a new favorite in our Austin home for creating special memories and making everyone feel like a kid again. It’s a delicious, homemade taste of nostalgia, and I’m so excited for you to share it with your family.

🟫 Frequently Asked Questions

→ Can I use store-bought pie crust for this recipe? Yes, you can. You will need two sheets of refrigerated pie crust. The result won’t be quite as flaky and buttery as the homemade version, but it’s a great shortcut.

→ Can I use a different fruit filling? Absolutely! A homemade blueberry, raspberry, cherry, or even an apple filling would be delicious in this slab pie.

→ Can I freeze this slab pie? Yes, this pie freezes very well. Let it cool completely, then slice it into squares and freeze them in a single layer before transferring to a freezer-safe bag. You can freeze it glazed or unglazed.

→ Why was my bottom crust soggy? A soggy bottom crust is usually caused by a filling that was too wet or was still warm when it was added to the pie. Make sure to cook your filling until it’s nice and thick and let it cool completely.

→ How far in advance can I make this pie? You can make this pie a full day in advance. Store it at room temperature. It’s a fantastic make-ahead dessert for parties.

Strawberry Pop Tart Slab Pie

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• Author: Isabella Romano
• Total Time: 1 hour 10 minutes (plus chilling & cooling)
• Yield: 15 Servings 1x

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Description

A fun, nostalgic, and crowd-pleasing dessert with a flaky all-butter crust, a jammy fresh strawberry filling, and a sweet vanilla glaze.

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Ingredients

Scale 1x2x3x

→ For the Pie Crust:

• 2 ½ cups all-purpose flour
• 3 tablespoons granulated sugar
• 1 teaspoon kosher salt
• 1 cup (2 sticks) cold unsalted butter, cubed
• ¼ to ½ cup ice water

→ For the Strawberry Filling:

• 1 pound fresh strawberries, hulled and sliced
• ½ cup granulated sugar
• 2 tablespoons cornstarch
• 1 pinch kosher salt
• Juice from ½ lemon

→ For the Glaze & Topping:

• 1 cup confectioners’ sugar
• 1 tablespoon milk
• ½ teaspoon vanilla extract
• Rainbow sprinkles

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Instructions

1. Make Crust: In a food processor, pulse flour, 3 tbsp sugar, and 1 tsp salt. Add cold butter and pulse until coarse crumbs form. Drizzle in ¼ cup ice water and pulse until dough just comes together. Divide in half, form into disks, wrap, and chill for 30 minutes.
2. Make Filling: In a saucepan, combine strawberries, ½ cup sugar, cornstarch, salt, and lemon juice. Cook over medium heat, stirring, until the mixture thickens and becomes jammy (8-10 minutes). Cool completely.
3. Prep & Assemble: Preheat oven to 375°F (190°C). Roll one disk of dough to fit a 9×13-inch pan. Place it in the pan. Spread the cooled strawberry filling over the crust. Roll out the second disk of dough and place it on top. Crimp the edges to seal and cut slits in the top.
4. Bake: Bake for 35-40 minutes, until the crust is golden brown and the filling is bubbly. Let cool completely in the pan.
5. Glaze: Whisk together the confectioners’ sugar, milk, and vanilla until smooth. Spread the glaze over the cooled pie.
6. Decorate & Serve: Immediately cover with rainbow sprinkles. Let the glaze set before slicing into squares and serving.

Notes

• Keep Dough Cold: For the flakiest crust, make sure your butter and water are very cold.
• Cool Filling Completely: This is crucial to prevent a soggy bottom crust. Don’t rush this step!
• Parchment Paper: Lining your pan makes it much easier to lift the slab pie out for slicing.
• Make Ahead: The dough and filling can be made up to 2 days in advance and stored in the fridge.

• Prep Time: 30 minutes (plus chilling)
• Cook Time: 40 minutes
• Category: Dessert, Breakfast, Baking
• Method: Baking
• Cuisine: American

Nutrition

• Serving Size: 1 bar
• Calories: 320
• Sugar: 25g
• Sodium: 150 mg
• Fat: 15g
• Saturated Fat: 9g
• Unsaturated Fat: 6g
• Trans Fat: 0g
• Carbohydrates: 45g
• Fiber: 1 g
• Protein: 3g
• Cholesterol: 40mg

Keywords: Strawberry Pop Tart Slab Pie