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Heavenly Raspberry Chocolate Mousse Cake

A decadent dessert featuring rich layers of chocolate mousse topped with a vibrant raspberry layer, making it perfect for special occasions or satisfying sweet cravings.
Prep Time30 minutes
Cook Time20 minutes
Total Time4 hours
Course: Cake, Dessert
Cuisine: American
Keyword: Cake, Chocolate, dessert, Mousse, Raspberry
Servings: 12 servings
Calories: 320kcal

Ingredients

Crust Ingredients

  • 1.5 cups 1 1/2 cups chocolate cookie crumbs Creates a crunchy, chocolatey foundation.
  • 0.25 cups 1/4 cup sugar Sweetness to balance the chocolate.
  • 0.5 cups 1/2 cup butter, melted Adds richness and binds the crust.

Chocolate Mousse Ingredients

  • 8 oz 8 oz semi-sweet chocolate, chopped Main ingredient for mousse decadence.
  • 1.5 cups 1 1/2 cups heavy cream Provides a luxurious, creamy texture.
  • 0.5 cups 1/2 cup sugar Enhances sweetness in the mousse.
  • 4 large 4 large egg yolks Adds richness and body.
  • 1 teaspoon 1 teaspoon vanilla extract Elevates chocolate notes.

Raspberry Layer Ingredients

  • 2 cups 2 cups fresh raspberries Provides sweetness and contrast to chocolate.
  • 0.25 cups 1/4 cup sugar Balances tartness of raspberries.
  • 1 tablespoon 1 tablespoon lemon juice Enhances raspberry brightness.
  • 1 tablespoon 1 tablespoon cornstarch Thickens raspberry layer.

Instructions

Preparation

  • Preheat the oven to 350°F (175°C). Grease a 9-inch springform pan.
  • In a medium bowl, mix chocolate cookie crumbs, sugar, and melted butter. Press into the bottom of the pan to create a crust.
  • Melt the chopped chocolate using a double boiler or microwave until smooth, then let it cool slightly.

Making the Mousse

  • In a saucepan, heat 1 cup of heavy cream until simmering. In another bowl, whisk egg yolks and remaining sugar, then gradually pour in hot cream, whisking continuously.
  • Return the mixture to the saucepan and cook until thickened, then remove from heat and stir in melted chocolate and vanilla until smooth.
  • Whip the remaining heavy cream until soft peaks form, then gently fold into the chocolate mixture.

Assembling the Cake

  • Pour the chocolate mousse over the prepared crust. Refrigerate for at least 4 hours or overnight.
  • For the raspberry layer, combine raspberries, sugar, lemon juice, and cornstarch in a saucepan. Cook until thickened, then cool.
  • Spread the raspberry mixture over the set mousse layer and return the cake to the refrigerator until ready to serve.

Notes

Garnish with fresh raspberries or cocoa powder before serving. Allow the mousse to set overnight for the best texture. For a dairy-free version, substitute coconut cream and dairy-free chocolate.