Print
clock clock iconcutlery cutlery iconflag flag iconfolder folder iconinstagram instagram iconpinterest pinterest iconfacebook facebook iconprint print iconsquares squares iconheart heart iconheart solid heart solid icon
A layered chocolate truffle cake covered in chocolate buttercream, topped with glossy ganache drips, piped chocolate swirls, and fresh raspberries.

Decadent Raspberry Chocolate Truffle Cake


  • Author: Chef Clara
  • Total Time: 1 hour 20 minutes
  • Yield: 12 servings 1x
  • Diet: Vegetarian

Description

Creamy tuna pasta salad with avocado-Greek yogurt dressing—fresh, protein-rich, and perfect for meal prep, summer lunches, or picnics.


Ingredients

Scale

Chocolate Cake Layer:

  • 1¼ cups (150 g) all-purpose flour

  • 1 cup (200 g) granulated sugar

  • ½ cup (59 g) dark cocoa powder

  • 1 tsp (4 g) baking soda

  • ½ tsp (2 g) baking powder

  • ½ tsp (2.8 g) kosher salt

  • ½ cup (120 g) buttermilk, room temp

  • ¼ cup (54.5 g) vegetable oil

  • 2 large eggs, room temp

  • ½ tsp (2.1 g) vanilla extract

  • ½ cup (118.3 g) hot water

Raspberry Cake Layer:

  • ¾ cup (150 g) granulated sugar

  • ½ cup (113 g) unsalted butter, room temp

  • 1 large egg, room temp

  • 2 large egg whites, room temp

  • ½ tsp (2.1 g) vanilla extract

  • 1 tsp (4 g) baking powder

  • 1¼ cups (143.75 g) cake flour

  • 1 oz freeze-dried raspberries, ground

  • ½ tsp (2 g) salt

  • ½ cup (120 g) sour cream, room temp

  • ½ cup (116 g) raspberry puree

Raspberry Cream Filling:

  • 2 cups (455 g) heavy cream

  • ½ cup (100 g) granulated sugar

  • ½ oz (15 g) freeze-dried raspberries, ground

Chocolate Buttercream:

  • 2 cups (452 g) unsalted butter, slightly cold

  • 10 oz dark or semi-sweet chocolate chips

  • 5 cups (625 g) powdered sugar, sifted

  • 1 tsp (4.2 g) vanilla extract

  • ¼ cup (57.75 g) heavy cream

  • Pinch of salt

Chocolate Ganache:

  • 1 cup (175 g) dark/semi-sweet chocolate chips

  • ¾ cup (173 g) heavy cream


Instructions

  • Chocolate Cake:
    Preheat oven to 325°F (165°C), grease an 8-inch pan. Mix dry ingredients. Whisk wet ingredients and combine. Stir in hot water. Bake 30–35 mins. Cool.

  • Raspberry Cake:
    Preheat oven again. Cream butter and sugar. Add eggs and vanilla. Mix dry ingredients with raspberry powder. Alternate dry mix and sour cream. Fold in raspberry puree. Bake 30–35 mins. Cool.

  • Raspberry Cream:
    Whip cream, sugar, and raspberry powder until fluffy. Chill.

  • Buttercream:
    Melt and cool chocolate. Beat butter, add sugar gradually. Add melted chocolate, vanilla, cream, and salt. Beat until smooth.

  • Ganache:
    Heat cream to simmering, pour over chocolate chips. Let sit, then stir until glossy.

 

  • Assemble:
    Level cakes. Layer chocolate cake, raspberry cream, raspberry cake. Frost with buttercream. Drizzle ganache over top. Chill before slicing.

Notes

Freeze layers ahead for easy assembly. Use fresh raspberries for garnish. Cake tastes best served slightly chilled or at room temperature.

  • Prep Time: 45 minutes
  • Cook Time: 35 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American