Apple Slab Pie is the ultimate dessert when you want something warm, familiar, and generous enough to share. Instead of a round pie that serves a few slices, this Apple Slab Pie bakes in a sheet pan and feeds a crowd with ease. It delivers the same flaky crust and spiced apple filling everyone loves, but in a format that is easier to slice, serve, and transport.
Because Apple Slab Pie spreads the filling evenly under a wide layer of crust, every piece gets the perfect balance of apples and pastry. This makes it ideal for holidays, potlucks, and family gatherings. Even better, it uses simple ingredients and straightforward steps, so beginners can bake it with confidence.
A Short Personal Story Behind This Apple Slab Pie
I started making Apple Slab Pie after realizing how stressful traditional pies felt during busy holidays. There was never enough pie for everyone, and slicing clean pieces always turned into a challenge. One year, I baked apples into a sheet pan crust instead, hoping it would solve the problem. The result was a revelation. The pie baked evenly, sliced beautifully, and fed everyone without stress. Since then, Apple Slab Pie has become my go-to dessert for gatherings. It feels just as nostalgic as classic apple pie, but far more practical when you are baking for a crowd.
Why Apple Slab Pie Is Perfect for Crowds
More Slices Without Extra Work
Apple Slab Pie works so well for groups because it maximizes surface area. Instead of thick wedges, you get evenly sized squares or rectangles. This makes serving easier and more predictable.
Because the pie bakes in a rimmed pan, the apples cook evenly and release their juices without overflowing. As a result, the crust stays flaky instead of soggy. This balance makes Apple Slab Pie reliable, even when baking ahead.
Easier Transport and Storage
Transporting a round pie can be risky. Apple Slab Pie solves that problem. The rectangular shape fits neatly into standard containers, and the sturdy structure holds up well during travel.
Once baked and cooled, Apple Slab Pie stores beautifully. It stays fresh for days when covered, which makes it ideal for make-ahead baking.
Ingredients That Make Apple Slab Pie Shine
A Flaky, Buttery Crust Foundation
The crust sets the tone for the entire Apple Slab Pie. Cold butter creates flaky layers, while a small amount of sugar balances flavor without making the crust sweet. Salt sharpens everything, ensuring the crust tastes rich rather than flat.
Ice water is essential. It brings the dough together without melting the butter. Because of this, chilling the dough before rolling matters more than speed.

Equipment
- rimmed baking pan
- Rolling Pin
- Mixing Bowl
Ingredients
- 2.5 cups all-purpose flour
- 1 cup cold unsalted butter, cubed
- 1 teaspoon salt
- 1 tablespoon granulated sugar
- 8 tablespoons ice water
- 9 medium apples, peeled and thinly sliced
- 0.75 cup granulated sugar
- 0.25 cup brown sugar
- 1.5 teaspoons ground cinnamon
- 0.25 teaspoon ground nutmeg
- 2 tablespoons lemon juice
- 3 tablespoons all-purpose flour
- 2 tablespoons butter, diced
- 1 large egg, beaten
Instructions
- Whisk flour, salt, and sugar. Cut in butter until pea-sized crumbs form. Add ice water until dough comes together. Divide, wrap, and chill.
- Toss sliced apples with lemon juice, sugars, cinnamon, nutmeg, and flour.
- Roll out one dough portion and fit into a greased rimmed pan. Spread apple filling evenly and dot with butter.
- Roll out second dough portion, place on top, seal edges, and cut steam slits.
- Brush with egg wash and bake at 375°F until golden and bubbly.
Notes
Nutrition
A Balanced Apple Filling
The filling relies on apples that hold their shape while baking. Granny Smith and Honeycrisp work especially well. Granulated sugar adds sweetness, while brown sugar adds depth.
Cinnamon and nutmeg provide warmth without overpowering the apples. Lemon juice brightens the filling and balances sweetness. Flour thickens the juices, ensuring clean slices once the pie cools.
Step-by-Step Guide to a Perfect Bake
Making and Chilling the Dough
Start by whisking flour, salt, and sugar together. Cut in cold butter until pea-sized pieces form. Add ice water gradually until the dough just comes together. Divide the dough in two, wrap it, and chill for at least thirty minutes.
Chilling relaxes the gluten and firms the butter. This step ensures a flaky crust that rolls easily and bakes evenly.
Preparing the Apple Filling
Peel and thinly slice the apples so they cook uniformly. Toss them with lemon juice, sugars, spices, and flour until evenly coated. This coating distributes flavor and thickener throughout the filling.
Letting the apples sit briefly allows juices to begin releasing. This helps prevent dry spots once baked.
Assembling and Baking Apple Slab Pie
Building the Layers
Roll one portion of dough into a large rectangle. Fit it gently into a greased rimmed pan, pressing lightly into the corners. Spread the apple filling evenly across the crust and dot with small pieces of butter.
Roll out the second dough portion and place it on top. Seal the edges well and cut small slits for steam. These vents prevent trapped moisture from making the crust soggy.
Baking Until Golden and Bubbling
Brush the top crust with egg wash and sprinkle lightly with sugar if desired. Bake at 375 degrees Fahrenheit until the crust turns golden and the filling bubbles through the vents.
Allow the Apple Slab Pie to cool before slicing. Cooling gives the filling time to set, which makes cleaner cuts and better texture.
Tips for the Best Apple Slab Pie Texture
Choosing the Right Apples
Using a mix of tart and sweet apples creates depth. Tart apples keep the filling from tasting flat, while sweeter apples add natural sweetness.
Avoid apples that break down too quickly. Structure matters in Apple Slab Pie because slices need to hold together.
Cooling and Glazing
Cooling is essential. Cutting too soon causes the filling to spill. Once cooled, you can add a simple glaze made from powdered sugar and milk.
The glaze adds sweetness and visual appeal without overpowering the apples. It also makes the pie feel bakery-worthy.
Serving Ideas and Occasions
Ideal for Holidays and Potlucks
Apple Slab Pie fits perfectly into holiday menus. It pairs well with whipped cream or vanilla ice cream. Because it slices cleanly, guests can serve themselves easily.
For potlucks, Apple Slab Pie travels well and stays fresh at room temperature for hours.
Make-Ahead Friendly
You can bake Apple Slab Pie a day ahead. In fact, the flavors deepen overnight. Store it covered at room temperature or in the refrigerator.
Warm slices briefly before serving if desired, although it tastes excellent at room temperature.
Frequently Asked Questions
Can I make Apple Slab Pie ahead of time?
Yes, it can be baked a day in advance and stored covered.
Do I need to peel the apples?
Peeling creates a smoother texture, which is recommended.
What pan size works best?
A rimmed 9 by 13-inch pan works well for even thickness.
Can I freeze Apple Slab Pie?
Yes, freeze baked and cooled pie tightly wrapped.
Why is my filling watery?
Slicing too soon or skipping flour can cause excess juices.
Conclusion
Apple Slab Pie delivers everything people love about classic apple pie in a format made for sharing. With a flaky crust, warmly spiced apples, and clean slices, it removes the stress from baking for a crowd. Whether you serve it at holidays, potlucks, or family gatherings, Apple Slab Pie proves that comfort food can be both practical and deeply satisfying.





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