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Easy Apple Slab Pie for a Crowd

This homemade apple slab pie is baked in a sheet pan and packed with cinnamon-spiced apple filling between two layers of buttery, golden crust. Perfect for feeding a crowd at holidays, potlucks, or cozy fall weekends.

Ingredients

Scale
  • 3 3/4 cups (470 g) all-purpose flour
  • 1 tablespoon granulated sugar
  • 1 1/2 teaspoons fine sea salt
  • 1 1/2 cups (340 g) cold unsalted butter, cubed
  • 3/4 cup (180 ml) ice-cold water
  • 8 cups (about 1.8 kg) apples, peeled and sliced
  • 3/4 cup (150 g) granulated sugar
  • 1/4 cup (50 g) brown sugar
  • 1/4 cup (30 g) cornstarch
  • 1 1/2 teaspoons ground cinnamon
  • 1/4 teaspoon ground nutmeg
  • 1/4 teaspoon ground allspice
  • 1 teaspoon lemon juice
  • 1/4 teaspoon salt
  • 1 large egg
  • 1 tablespoon milk

Instructions

  • Mix flour, sugar, and salt; cut in butter until crumbly.
  • Add cold water gradually to form dough; chill for 1 hour.
  • Toss apples with sugars, cornstarch, spices, lemon juice, and salt.
  • Roll out dough, line pan, add filling, and top with remaining dough.
  • Brush with egg wash and bake at 375°F (190°C) for 40–45 minutes.

Notes

Allow the pie to cool before slicing for the cleanest cuts and best texture.