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–+ servings
Decadent Raspberry Chocolate Mousse Cake topped with fresh raspberries and chocolate shavings.

Raspberry Chocolate Mousse Cake

A delightful combination of rich chocolate and fresh raspberries, this Raspberry Chocolate Mousse Cake is perfect for special occasions and will impress guests with its stunning presentation and flavors.
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Prep Time 1 hour
Cook Time 30 minutes
Total Time 1 hour 30 minutes
Course Cake, Dessert
Cuisine American
Servings 12 servings
Calories 400 kcal

Ingredients
  

For the cake

  • 1.5 cups all-purpose flour For the cake base, giving it structure and balance.
  • 1.5 teaspoons baking powder Helps the cake rise beautifully.
  • 0.5 teaspoon baking soda Adds tenderness and a slight lift.
  • 0.5 teaspoon salt To enhance the overall flavor.
  • 0.5 cups unsweetened cocoa powder For rich chocolate flavor.
  • 1 cup granulated sugar Sweetness is an essential component.
  • 0.5 cups unsalted butter, softened Creates a creamy and moist texture.
  • 2 large eggs Adds richness and structure.
  • 1 cup buttermilk Moisture and a slight tang that pairs well with chocolate.
  • 1 teaspoon vanilla extract Enhances flavor.
  • 0.5 cups boiling water To bring the cake batter together.

For the mousse

  • 1 cup fresh or frozen raspberries, thawed and drained if frozen For bursts of fruity flavor.
  • 0.25 cups granulated sugar (for mousse) Sweetening the raspberry puree.
  • 1 cup heavy cream For whipping into fluffy mousse.
  • 1 cup semi-sweet chocolate chips or chopped chocolate The backbone of the mousse.
  • 2 large egg yolks Provides richness.
  • 1 tablespoon cornstarch For stability.
  • 2 large egg whites For lightness.
  • 0.25 teaspoon cream of tartar For stabilizing egg whites.
  • 0.25 cups granulated sugar (for egg whites) To create meringue.

For the raspberry sauce

  • 1 cup fresh raspberries (for sauce) To complement the cake.
  • 0.25 cups granulated sugar (for sauce) Sweetening the sauce.
  • 1 tablespoon lemon juice Brightens the sauce flavor.

For garnish

  • 1 cup whipped cream For serving.
  • 1 cup fresh raspberries A beautiful finishing touch.
  • to taste chocolate shavings Adds elegance.

Instructions
 

Preparation

  • Preheat your oven to 350°F (175°C). Grease and flour two 8-inch round cake pans, or line them with parchment paper.
  • In a medium bowl, whisk together the flour, baking powder, baking soda, salt, and cocoa powder.
  • In a large mixing bowl, cream together the softened butter and sugar until light and fluffy.
  • Add the eggs one at a time, beating well after each addition, then add the vanilla extract.
  • Gradually add the dry ingredients to the butter mixture, alternating with the buttermilk.
  • Stir in the boiling water until the batter is smooth.
  • Divide the batter evenly between the prepared pans and bake for 25–30 minutes.
  • Once baked, let the cakes cool in the pans for 10 minutes, then turn out onto a wire rack to cool completely.

Prepare the Mousse

  • Combine the raspberries and granulated sugar in a saucepan over medium heat and cook until broken down into puree, about 5-7 minutes.
  • Strain the mixture through a fine-mesh sieve to remove seeds.
  • Melt the chocolate until glossy and allow to cool slightly.
  • Whip the heavy cream to soft peaks.
  • Whisk egg yolks with cornstarch until smooth, then fold in raspberry puree and chocolate.
  • Fold in whipped heavy cream.
  • Beat egg whites with cream of tartar until soft peaks; gradually add sugar until stiff peaks form.
  • Gently fold the egg whites into the chocolate mixture.

Assemble the Cake

  • Layer one chocolate cake layer on a serving platter.
  • Spread a generous layer of mousse over it.
  • Place the second cake layer on top and cover with remaining mousse.
  • Refrigerate for 2–3 hours to set.

Prepare Raspberry Sauce (Optional)

  • Combine fresh raspberries, sugar, and lemon juice in a saucepan. Cook over medium heat until thickened.

Garnish and Serve

  • Garnish the cake with whipped cream, fresh raspberries, and chocolate shavings.
  • Serve with raspberry sauce if desired.

Notes

Store leftover cake in an airtight container in the fridge for 3–4 days. For best results, let leftovers come to room temperature before eating.

Nutrition

Serving: 1gCalories: 400kcalCarbohydrates: 50gProtein: 6gFat: 20gSaturated Fat: 12gSodium: 150mgFiber: 2gSugar: 30g
Keyword Chocolate Cake, Mousse Cake, Raspberry Chocolate Mousse Cake, Raspberry Dessert, Special Occasion Cake
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