Apple Slab Pie (The Only Recipe You’ll Need for a Crowd)

By Jenna Carraway

On March 7, 2026

A close-up shot of the corner of the apple slab pie, highlighting the flaky, golden-brown crust and the thick, spiced apple filling.

Cuisine

American

Prep time

25 minutes

Cooking time

50 minutes

Total time

75 minutes

Servings

16 slices

There’s nothing quite like the comforting aroma of a freshly baked apple pie. But what happens when a standard 9-inch pie just isn’t enough? Enter the Apple Slab Pie, your new go-to dessert for family gatherings, potlucks, and holiday feasts. This recipe takes all the classic, cozy flavors of traditional apple pie and scales them up to be baked in a simple jelly roll pan. It’s an absolute game-changer for feeding a crowd without any extra fuss. We’re talking a tender, buttery crust, a perfectly spiced apple filling, and a crunchy crumb topping that will have everyone coming back for seconds.

Forget complicated lattice work and trimming a round pie dish. This Apple Slab Pie is designed for ease and efficiency, delivering maximum flavor with minimal effort. Let’s get baking!

Why You’ll Love This Apple Slab Pie Recipe

This isn’t just any apple pie recipe; it’s designed to be the best and easiest way to serve a crowd. Here’s why it will become a permanent fixture in your recipe collection:

  • Feeds a Crowd: Baked in a 10×15-inch jelly roll pan, this pie yields about 16 generous servings, making it perfect for any large get-together.
  • Incredibly Easy: From the simple press-in crust to the straightforward filling, every step is designed for home cooks of all skill levels. It’s practically foolproof.
  • Classic, Comforting Flavor: We combine sweet, tart apples with warm spices like cinnamon and nutmeg for that timeless apple pie taste everyone craves.
  • Perfectly Portable: Once cooled, this slab pie cuts into neat squares that are easy to transport and serve, making it ideal for events outside your home.

What is a Slab Pie?

A slab pie is simply a pie baked in a large, rectangular, shallow pan, typically a jelly roll pan (around 10×15 inches). It has a larger surface area than a traditional round pie, resulting in a slightly thinner profile but a much higher yield. The crust-to-filling ratio is more even, ensuring you get a perfect bite every time. It’s the perfect solution for potlucks and parties where a standard pie would disappear in minutes.

A slice of apple slab pie on a white plate, showing the layers of buttery crust, apple filling, and crunchy crumb topping.
Ready to serve! Each slice is a perfect combination of crust, filling, and topping.

Ingredients You’ll Need

This recipe uses simple, easy-to-find ingredients to create a truly spectacular dessert. Here’s what you’ll need to gather:

For the All-Butter Crust

  • All-Purpose Flour: Provides the structure for our tender, flaky crust.
  • Granulated Sugar: Adds just a hint of sweetness.
  • Salt: Balances the flavors and enhances the butter’s taste.
  • Unsalted Butter: Make sure it’s very cold and cut into small cubes. This is the secret to a flaky crust.
  • Ice Water: Helps bring the dough together without melting the butter.

For the Spiced Apple Filling

  • Apples: A mix of tart and sweet apples like Granny Smith and Honeycrisp works best. You’ll need about 8 medium apples, peeled, cored, and thinly sliced.
  • Lemon Juice: Keeps the apples from browning and adds a touch of brightness.
  • Brown Sugar: Adds a deep, molasses-like sweetness that complements the apples perfectly.
  • All-Purpose Flour: Thickens the filling as it bakes.
  • Cinnamon, Nutmeg, & Allspice: The classic warm spice trio for apple pie.
  • Unsalted Butter: Melted, to add richness to the filling.

For the Brown Sugar Crumb Topping

  • All-Purpose Flour: The base of the topping.
  • Brown Sugar: For that classic crumbly, sweet texture.
  • * Granulated Sugar: For extra crunch and sweetness.

  • Cinnamon: Adds a touch more warmth.
  • Unsalted Butter: Melted, to bring it all together.

How to Make The Best Apple Slab Pie

Follow these simple steps to create a delicious pie that will wow your guests. It’s as easy as mix, press, fill, and bake!

Step 1: Make the Pie Crust

In a large bowl, whisk together the flour, granulated sugar, and salt. Cut in the cold, cubed butter using a pastry blender or your fingers until the mixture resembles coarse crumbs with some pea-sized pieces of butter remaining. Gradually drizzle in 6 tablespoons of ice water, tossing with a fork until the dough begins to come together. If it’s too dry, add more water, 1 teaspoon at a time. Divide the dough into two portions: two-thirds for the bottom crust and one-third for the top. Press the larger portion of dough evenly into the bottom and up the sides of a 10×15-inch jelly roll pan. You don’t need to be perfect! Just ensure it’s a relatively even layer. Place the pan in the refrigerator to chill while you prepare the filling.

Step 2: Prepare the Apple Filling

In a very large bowl, gently toss the sliced apples with the lemon juice. In a separate, smaller bowl, whisk together the brown sugar, flour, cinnamon, nutmeg, and allspice. Sprinkle this mixture over the apples and toss gently to coat them evenly. Drizzle the melted butter over the top and give it one last toss.

Step 3: Assemble the Pie

Retrieve the chilled crust from the refrigerator. Pour the apple filling into the crust and spread it into an even layer, reaching all the corners. Now, take the remaining one-third of the dough and crumble it evenly over the top of the apple filling. This creates a rustic, delicious top crust without any rolling required.

Step 4: Add the Topping and Bake

For the crumb topping, combine the flour, brown sugar, granulated sugar, and cinnamon in a medium bowl. Pour in the melted butter and stir with a fork until large, moist crumbs form. Sprinkle the crumb topping evenly over the pie. Bake at 375°F (190°C) for 45-55 minutes, or until the crust is golden brown and the filling is bubbly and tender. If the edges start to brown too quickly, you can cover them with foil.

A close-up shot of the corner of the apple slab pie, highlighting the flaky, golden-brown crust and the thick, spiced apple filling.
Look at that perfectly baked crust and juicy apple filling!

Pro Tips for Perfect Results

A few simple tips can take your Apple Slab Pie from great to absolutely unforgettable.

  • Use the Right Apples: A combination of a firm, tart apple like Granny Smith and a sweeter, crisp apple like Honeycrisp or Gala creates a complex flavor and a filling that holds its shape.
  • Keep Your Ingredients Cold: For the flakiest crust, ensure your butter and water are ice cold. This prevents the butter from melting and creates steam pockets in the oven, which translates to flaky layers.
  • * Don’t Overwork the Dough: Mix the crust dough just until it comes together. Overworking develops gluten and can result in a tough crust instead of a tender one.

  • Let It Cool Completely: This is crucial! Allowing the slab pie to cool for at least 2-3 hours before slicing allows the filling to set. Slicing into a warm pie will result in a runny mess.

Fun Variations to Try

While this classic recipe is a certified crowd-pleaser, it’s also a fantastic base for experimentation. Here are a few ideas:

  • Caramel Apple Slab Pie: Drizzle about 1/2 cup of your favorite caramel sauce over the apple filling before adding the crumb topping.
  • Nutty Crumb Topping: Add 1/2 cup of chopped pecans or walnuts to the crumb topping mixture for an extra layer of crunch and flavor. For a different twist, try this sweet and nutty topping.
  • Spiced Up: Add a pinch of cardamom or ground ginger to the apple filling for a more complex spice profile.

If you enjoy fruit-filled desserts, you might also love our simple Peach Cobbler with Cake Mix. For another apple-centric favorite, don’t miss this classic Homemade Apple Pie Recipe.

Storage and Freezing Instructions

One of the best parts about this Apple Slab Pie is that it can be made ahead. Here’s how to store it:

  • Room Temperature: The pie can be covered loosely with foil or plastic wrap and stored at room temperature for up to 2 days.
  • Refrigerator: For longer storage, cover and refrigerate for up to 5 days. You can serve it chilled or let it come to room temperature.
  • Freezing: Bake the pie as directed and let it cool completely. You can freeze the entire slab, wrapped tightly in plastic wrap and then foil, for up to 3 months. Alternatively, cut it into individual squares and freeze them in an airtight container. Thaw in the refrigerator or at room temperature before serving.

Frequently Asked Questions About Apple Slab Pie

Absolutely! You can bake the pie up to 2 days in advance and store it, covered, at room temperature. You can also prepare the pie without baking it, cover it tightly, and refrigerate for up to 24 hours before baking.

Yes, you can use store-bought pie crust to save time. You will need about two boxes (4 crusts total) to cover the bottom and top of a 10×15-inch pan. You may need to patch them together to fit the pan correctly.

To prevent a soggy bottom, make sure your filling isn’t overly juicy. Our recipe adds flour to the filling to help it thicken. Also, ensure you bake the pie until the filling is bubbly and the bottom crust is golden, which indicates it’s cooked through.

This apple slab pie recipe is baked in a 10×15-inch jelly roll pan and can be cut into 16 generous slices, making it perfect for feeding a crowd at parties or gatherings.

The best apple slab pie uses a combination of apples. We recommend using half tart apples, like Granny Smith, which hold their shape well, and half sweet, crisp apples, like Honeycrisp, Gala, or Braeburn, for a more complex flavor.

More Dessert Recipes You’ll Love

If this recipe has you in the mood for more easy and delicious desserts, be sure to check out some of our other favorites. This Chocolate Peanut Butter Poke Cake is always a hit, and these Cranberry Bliss Cookies are perfect for any occasion.

The Easiest Apple Slab Pie

A close-up shot of the corner of the apple slab pie, highlighting the flaky, golden-brown crust and the thick, spiced apple filling.

Apple Slab Pie (The Only Recipe You’ll Need for a Crowd)

The ultimate Apple Slab Pie recipe for feeding a crowd! Featuring a simple all-butter crust, a perfectly spiced apple filling, and a crunchy crumb topping. This easy sheet pan dessert is perfect for parties and holidays.
Prep Time 25 minutes
Cook Time 50 minutes
Total Time 1 hour 15 minutes
Servings: 16 slices
Course: Dessert
Cuisine: American
Calories: 350

Ingredients
  

  • 3 cups All-Purpose Flour
  • 2 tbsp Granulated Sugar
  • 1 tsp Salt
  • 1 cup Unsalted Butter cold and cubed
  • 6-8 tbsp Ice Water
  • 8 medium Apples peeled, cored, and thinly sliced
  • 1 tbsp Lemon Juice
  • 3/4 cup Brown Sugar packed
  • 3 tbsp All-Purpose Flour
  • 1 1/2 tsp Ground Cinnamon
  • 1/4 tsp Ground Nutmeg
  • 1/4 tsp Ground Allspice
  • 2 tbsp Unsalted Butter melted
  • 3/4 cup All-Purpose Flour
  • 1/2 cup Brown Sugar packed
  • 1/4 cup Granulated Sugar
  • 1/2 tsp Ground Cinnamon
  • 1/2 cup Unsalted Butter melted

Equipment

  • 1 10x15-inch Jelly Roll Pan
  • 1 Large Mixing Bowl
  • 1 Pastry Blender (Optional)

Instructions
 

  1. Make the Pie Crust: In a large bowl, whisk together 3 cups flour, 2 tbsp granulated sugar, and salt. Cut in 1 cup of cold, cubed butter until mixture resembles coarse crumbs. Drizzle in 6 tbsp of ice water, tossing with a fork until dough comes together. Add more water, 1 tsp at a time, if needed.
  2. Press Crust into Pan: Divide dough, two-thirds for the bottom and one-third for the top. Press the larger portion evenly into the bottom and up the sides of a 10x15-inch jelly roll pan. Chill in the refrigerator.
  3. Prepare Apple Filling: In a very large bowl, toss sliced apples with lemon juice. In a separate bowl, whisk 3/4 cup brown sugar, 3 tbsp flour, cinnamon, nutmeg, and allspice. Sprinkle over apples and toss to coat. Drizzle with 2 tbsp melted butter and toss again.
  4. Assemble Pie: Pour the apple filling into the chilled crust and spread evenly. Crumble the remaining one-third of dough over the top of the filling.
  5. Make Crumb Topping: In a medium bowl, combine 3/4 cup flour, 1/2 cup brown sugar, 1/4 cup granulated sugar, and 1/2 tsp cinnamon. Pour in 1/2 cup melted butter and stir with a fork until large crumbs form. Sprinkle evenly over the pie.
  6. Bake: Bake at 375°F (190°C) for 45-55 minutes, until the crust is golden brown and the filling is bubbly. Cover edges with foil if they brown too quickly.
  7. Cool: Let the pie cool completely in the pan on a wire rack for at least 2-3 hours before slicing and serving. This allows the filling to set properly.

Notes

Choosing Apples: A mix of tart (Granny Smith) and sweet (Honeycrisp, Gala) apples provides the best flavor and texture.
Cooling is Key: Do not skip the cooling step! It is essential for the filling to set, ensuring clean slices.
Make-Ahead: This pie can be assembled (but not baked) up to one day in advance. Keep it covered in the refrigerator and add about 10 minutes to the baking time.

Share Your Creation!

We are so excited for you to try this amazing Apple Slab Pie recipe! It’s the perfect dessert for sharing with people you love. If you make it, please leave a comment below and let us know how it turned out. Don’t forget to save this recipe to your favorite board on Pinterest!

A delicious Apple Slab Pie baked in a sheet pan, with a golden-brown crumb topping and a slice being lifted out on a spatula, showcasing the juicy apple filling.
The only Apple Slab Pie recipe you'll ever need! Perfect for feeding a crowd.

You might also like these recipes

Leave a Comment

Recipe Rating