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Elegant Tuxedo Mousse Cake for Birthdays

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A triple-layer chocolate mousse cake with a moist chocolate base, fluffy dark and white chocolate mousse layers, and glossy ganache topping — the ultimate elegant dessert for chocolate lovers.

Ingredients

Scale

Chocolate Cake Layer:

  • 1 cup flour

  • ½ cup cocoa powder

  • 1 tsp baking soda

  • ¼ tsp salt

  • 1 cup sugar

  • ½ cup buttermilk

  • ¼ cup oil

  • 1 egg

  • ½ cup hot coffee or water

  • 1 tsp vanilla

Dark Chocolate Mousse:

  • 6 oz dark chocolate

  • ¼ cup cream (hot)

  • 1 tsp gelatin + 2 tbsp cold water

  • 1 cup whipped cream (soft peaks)

White Chocolate Mousse:

  • 6 oz white chocolate

  • ¼ cup hot cream

  • 1 tsp gelatin + 2 tbsp cold water

  • 1 cup whipped cream (soft peaks)

Ganache Topping:

  • 4 oz dark chocolate

  • ½ cup cream

Instructions

  • Bake cake layer at 350°F in 9″ springform pan for 22–25 mins. Cool.

  • For dark mousse: melt chocolate + cream, add bloomed gelatin, fold in whipped cream. Spread on cake. Chill.

  • For white mousse: repeat with white chocolate. Spread over dark mousse. Chill 2–3 hours.

  • Make ganache: heat cream, pour over chocolate, stir smooth. Cool slightly and pour on top.

  • Chill at least 4 hours before slicing.

Notes

Store in fridge up to 5 days. Use hot knife for clean cuts.