Written by: Dessert

Grandma’s Chocolate Pie

This isn’t just chocolate pie; it’s a slice of my childhood. The secret is a flaky, buttery crust that cradles a silky, intensely chocolate filling that sets perfectly firm. For over 50 years, this has been the pie that disappears first at every potluck and family reunion.

My Grandma’s Chocolate Pie is a no-fuss, deeply satisfying custard pie that relies on simple pantry staples to create something magical. The key is a flaky, buttery crust blind-baked to golden perfection, providing the ideal contrast to the rich, pudding-like filling. The filling, thickened with cornstarch and enriched with evaporated milk, sets into a sliceable yet tender texture that’s never grainy. For an absolutely flawless crust, I always use a trusty ceramic pie dish that promotes even browning.

Grandma's Chocolate Pie recipe image

Ingredients

  • 1 cup (120g) all-purpose flour
  • 1/2 cup (113g) unsalted butter, cold and cubed
  • 1/4 cup (30g) powdered sugar
  • 1 large egg yolk
  • 2 tablespoons ice water
  • 1/4 teaspoon salt
  • 3/4 cup (150g) granulated sugar
  • 1/4 cup (25g) unsweetened cocoa powder
  • 3 tablespoons (24g) cornstarch
  • 1/4 teaspoon salt
  • 2 large eggs, room temperature
  • 1 (12 oz) can evaporated milk (like PET brand)
  • 1 teaspoon vanilla extract
  • 1 tablespoon unsalted butter, for greasing pie dish

Instructions

  1. Preheat oven to 375°F (190°C). Lightly grease a 9-inch pie dish with the tablespoon of butter, ensuring the bottom and sides are coated.
  2. Make the crust: In a food processor or bowl, pulse/whisk together the flour, powdered sugar, and 1/4 tsp salt. Add the cold, cubed butter and pulse or cut in with a pastry blender until the mixture resembles coarse crumbs with pea-sized butter pieces.
  3. Add the egg yolk and ice water. Pulse or stir just until the dough begins to clump and holds together when pinched. Do not over-mix.
  4. Turn dough out onto a lightly floured surface. Gather and press into a disk, then roll out to a 12-inch circle, about 1/8-inch thick. Carefully transfer to the prepared pie dish. Gently press into the bottom and up the sides without stretching. Trim and crimp the edges. Chill in the freezer for 15 minutes.
  5. Blind-bake the crust: Line the chilled crust with parchment paper and fill with pie weights or dried beans. Bake for 15 minutes. Carefully remove weights and parchment. Bake for another 5-7 minutes until the crust is dry and lightly golden. Remove from oven and reduce temperature to 325°F (165°C).
  6. Make the filling: In a medium saucepan, whisk together the granulated sugar, cocoa powder, cornstarch, and 1/4 tsp salt until fully combined and no cocoa lumps remain. Gradually whisk in the room-temperature eggs until smooth.
  7. Slowly pour in the evaporated milk while whisking constantly to avoid cooking the eggs. Place the saucepan over medium heat. Cook, whisking constantly, until the mixture thickens noticeably and begins to bubble, about 5-8 minutes. Continue to whisk and cook for 2 more minutes once it’s bubbling to ensure the cornstarch is fully cooked and the filling is thick and smooth.
  8. Remove from heat. Stir in the vanilla extract until incorporated. Immediately pour the hot filling into the warm, pre-baked crust.
  9. Bake the pie at 325°F (165°C) for 25-30 minutes. The filling is done when the edges are set and firm, but the center (about a 3-inch diameter circle) still has a slight, soft jiggle—like gelatin. It will firm up as it cools. Do not over-bake.
  10. Allow the pie to cool completely on a wire rack, about 2 hours. To serve, run a thin knife around the edge to loosen. Slice with a clean, warm knife for perfect cuts.
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Last modified: June 3, 2026