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Chocolate Raspberry Mousse Cake Recipe

Chocolate Raspberry Mousse Cake Recipe

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5.1 from 20 reviews

Indulge in the perfect balance of tart and sweet with this decadent Chocolate Raspberry Mousse Cake. Moist chocolate cake layers are filled with fluffy chocolate mousse, tangy raspberry jam, and fresh raspberries for a delightful treat.

Ingredients

Chocolate Mousse

  • 1 cup or 8 oz. good quality dark chocolate chips (180g)
  • 1/2 cup warm water (120ml)
  • 1/2 cup unsweetened cocoa powder, sifted (40g)
  • 2 cups heavy whipping cream, cold (465ml)
  • 1/4 cup powdered sugar (30g)
  • 2 tsp vanilla extract or vanilla bean paste (8mL)
  • pinch fine salt (less than 1/8 tsp)

Moist Chocolate Cake Recipe

  • 2 1/2 cups all-purpose flour (325g)
  • 2 1/2 cups granulated sugar (500g)
  • 1 cup dark or Dutch-processed cocoa powder (80g)
  • 2 1/2 tsp baking powder (10g)
  • 2 tsp baking soda (12g)
  • 1 tsp fine salt (6g)
  • 1 1/4 cup warm water (300ml)
  • 1 1/4 cup buttermilk, room temperature (300ml)
  • 2/3 cup vegetable or canola oil (145ml)
  • 2 large eggs + 1 egg white, room temperature (142g)
  • 2 tsp vanilla extract or vanilla bean paste (8ml)

Chocolate Buttercream Frosting

  • 1 cup (2 sticks) unsalted butter, room temperature (226g)
  • 1/2 cup dark baking cocoa, sifted (40g)
  • 1 tsp vanilla extract or vanilla bean paste (4ml)
  • 1/4 tsp fine salt (1g)
  • 2 1/2 cups powdered sugar (312g)
  • 1/3 cup heavy whipping cream, room temperature (90ml)
  • 1 cup dark chocolate chips, melted and cooled (190g)

Cake Filling

  • 3/4 cup raspberry jam (255g)
  • 3 cups fresh raspberries – optional (375g)

Instructions

  1. Chocolate Mousse Filling – Melt chocolate chips; whisk water and cocoa, then mix with melted chocolate. Whip cream, sugar, vanilla, and salt until thick. Fold in chocolate mixture. Chill for 2 hours.
  2. Chocolate Cake Layers – Preheat oven. Prepare pans. Combine dry ingredients. Mix wet ingredients separately. Combine wet and dry mixtures. Bake and cool cake layers.
  3. Chocolate Buttercream Frosting – Beat butter, add cocoa, vanilla, salt, and powdered sugar. Mix in cream and melted chocolate until smooth.
  4. Assembling This Chocolate Raspberry Mousse Cake – Stack cake layers, spread jam, add mousse, and raspberries between layers. Frost cake with chocolate buttercream. Decorate with raspberries.

Notes

  • Chill mixing bowl for mousse.
  • Use room temperature ingredients for better mixing.
  • Properly measure flour and mix batter just until incorporated.
  • Weigh cake pans for even baking.
  • Level cake layers before stacking for even layers.
  • Chill cake layers before assembly for easier handling.
  • Make components in advance; store as recommended.

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