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Classic Homemade Boston Cream Pie Recipe

A close-up slice of moist Boston cream pie featuring vanilla cake, pastry cream filling, and dripping chocolate ganache.
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Make the iconic Boston Cream Pie from scratch. This recipe delivers soft vanilla sponge cake layers, rich vanilla pastry cream filling, and a glossy chocolate ganache topping for a bakery-style dessert.

Ingredients

Scale
  • For the Vanilla Sponge Cake:
  • 1 3/4 cups all-purpose flour
  • 1 1/2 cups granulated sugar
  • 1 tablespoon baking powder
  • 1/2 teaspoon salt
  • 1/2 cup unsalted butter, softened
  • 2 large eggs
  • 1 teaspoon vanilla extract
  • 3/4 cup whole milk
  • For the Vanilla Pastry Cream Filling:
  • 1/2 cup granulated sugar
  • 1/4 cup cornstarch
  • 1/4 teaspoon salt
  • 2 large egg yolks
  • 1 1/2 cups whole milk
  • 2 tablespoons unsalted butter
  • 1 teaspoon vanilla extract
  • For the Chocolate Ganache Topping:
  • 4 ounces semi-sweet chocolate, finely chopped
  • 1/2 cup heavy cream
  • 1 tablespoon light corn syrup (optional, for shine)

Instructions

  1. Prepare the Cake: Preheat your oven to 350°F (175°C). Grease and flour two 8-inch round cake pans.
  2. In a large bowl, whisk together the flour, sugar, baking powder, and salt.
  3. Add the softened butter and mix on low speed until the mixture resembles coarse crumbs.
  4. In a separate bowl, whisk the eggs, vanilla extract, and milk together. Gradually add the wet ingredients to the dry ingredients, mixing until just combined and smooth. Do not overmix.
  5. Divide the batter evenly between the prepared pans. Bake for 25 to 30 minutes, or until a toothpick inserted into the center comes out clean.
  6. Let the cakes cool in the pans for 10 minutes before inverting them onto a wire rack to cool completely.
  7. Prepare the Vanilla Pastry Cream: In a medium saucepan, whisk together the sugar, cornstarch, and salt.
  8. Whisk in the egg yolks until smooth. Gradually whisk in the milk until fully incorporated.
  9. Cook over medium heat, stirring constantly, until the mixture thickens significantly and comes to a boil. Continue boiling and stirring for 1 minute. Remove from heat.
  10. Stir in the butter and vanilla extract until the butter is melted and the cream is smooth.
  11. Pour the pastry cream into a shallow bowl. Press plastic wrap directly onto the surface of the cream to prevent a skin from forming. Chill in the refrigerator for at least 2 hours, or until completely cold and firm.
  12. Assemble the Pie: Once the cakes are cool and the cream is chilled, place one cake layer on your serving plate.
  13. Spread the chilled pastry cream evenly over the first cake layer.
  14. Top with the second cake layer.
  15. Prepare the Chocolate Ganache: Place the chopped chocolate in a heatproof bowl.
  16. Heat the heavy cream and corn syrup (if using) in a small saucepan until it just begins to simmer around the edges. Do not boil.
  17. Pour the hot cream mixture over the chocolate. Let it sit undisturbed for 5 minutes.
  18. Whisk gently until the mixture is smooth and glossy. Let the ganache cool slightly, about 10 minutes, until it thickens enough to coat the back of a spoon but is still pourable.
  19. Pour the warm ganache over the top center of the assembled cake, allowing it to drip naturally down the sides.
  20. Chill the finished Boston Cream Pie for at least 1 hour before slicing and serving.

Notes

  • For the best texture, ensure your cake layers are completely cool before adding the chilled pastry cream.
  • If your pastry cream seems too stiff after chilling, whisk it vigorously for a minute to restore a smooth, velvety texture before spreading.
  • If you want a very smooth glaze, strain the ganache before pouring it over the cake.

Nutrition

Find it online: https://mdlatdmm.com/boston-cream-pie-classic-homemade-recipe/