Crumb-Topped Apple Slab Pie Recipe

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Jo Published: November 15, 2020 Modified: June 1, 2021

How To Make Crumb-Topped Apple Slab Pie

Take your everyday apple pie recipe and turn it into a gourmet treat with a nice texture starting from the top coating to the crust. Try this recipe now.

Preparation: 35 minutes
Cooking: 35 minutes
Cool Time: 10 minutes
Total: 1 hour 20 minutes



For Crust

  • 14.1ozpie crusts

For Topping

  • cupgranulated sugar
  • cuplight-brown sugarpacked
  • 1cupquick oats
  • ½cupall-purpose flour
  • ¼tspsalt
  • ½cupunsalted butterchilled and diced into small cubes

For Filling

  • cupgranulated sugar
  • cuplight brown sugarpacked
  • 3tbspall-purpose flour
  • 1tspground cinnamon
  • ¼tspground nutmeg
  • ¼tspsalt
  • 1 ½tbspfresh lemon juice
  • 4lbscrisp applespeeled, cored and thinly sliced

For Glaze (Optional)

  • 1cuppowdered sugar
  • 2tbsphalf-and-half



  1. Preheat oven to 425 degrees F.

  2. Remove pie crusts from the package. Lightly dust a working surface with flour then unroll and stack pie crusts on top of each other.

  3. Roll crust out to a 17×12-inch rectangle. Fold crust half then fold in half again and transfer to a 15x10x1-inch jelly roll pan.

  4. Carefully unfold the dough and fit and gently press into the pan. Fold crust under even with the edges of the pan and decorate as desired. Transfer to refrigerator to chill until ready to fill.


  1. Mix granulated sugar, brown sugar, quick oats, flour, and salt. Add butter and cut butter into mixture using a pastry cutter until crumbly. Transfer topping to the refrigerator.


  1. In a small mixing bowl whisk together granulated sugar, brown sugar, flour, cinnamon nutmeg and salt.

  2. Place apples in a large mixing bowl then pour lemon juice over apples and toss to evenly coat. Pour sugar mixture over apples and toss to evenly coat.

  3. Remove crust from the refrigerator. Pour apples over crust and spread and gently press into an even layer. Remove topping from refrigerator. Sprinkle topping evenly over pie.

  4. Bake until apples are soft: Bake in preheated oven 33 to 38 minutes or until apples are tender when pierced with a toothpick. Remove from oven and let cool until warm.

Glaze (Optional):

  1. In a mixing bowl, whisk together powdered sugar and half-and-half, adding a little more until the consistency is thick but runs nicely.

  2. Transfer to a sandwich size resealable bag cut a small tip from one corner then drizzle over pie. Cut pie into squares and serve warm.


  • Calories: 372.96kcal
  • Fat: 13.83g
  • Saturated Fat: 6.71g
  • Trans Fat: 0.25g
  • Monounsaturated Fat: 4.50g
  • Polyunsaturated Fat: 1.33g
  • Carbohydrates: 62.82g
  • Fiber: 4.18g
  • Sugar: 36.09g
  • Protein: 2.62g
  • Cholesterol: 17.01mg
  • Sodium: 191.87mg
  • Calcium: 25.49mg
  • Potassium: 204.03mg
  • Iron: 1.02mg
  • Vitamin A: 57.35µg
  • Vitamin C: 11.49mg
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