Triple Chocolate Mousse Cake

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“Very elegant and rich. You can also use your favorite Chocolate American Butter Cake if you don't feel comfortable with the genoise.”
2hrs 25mins
1 cake

Ingredients Nutrition


  1. ----makethe chocolate genoise----:[You can also use your favorite Chocolate American Butter Cake if you don't feel comfortable with the genoise] preheat the oven to 350 degrees F.
  2. butter a 9" springform pan, put a round of parchment in the bottom, butter again and flour.
  3. Sift the cocoa and flour into a medium bowl, whisk to combine, set aside.
  4. Fill a pot one third full with water and bring to a simmer.
  5. Comine the eggs and sugar in the bowl of an electric mixer.
  6. Place the bowl over the simmering water (bowl should not be touching the water) and whisk until the mixture is warm to the touch.
  7. Transfer the bowl to the mixer and, using the whisk attachment, beat on medium speed until the mixture triples in volume and forms a thick ribbon when the whisk is lifted-- about 8 minutes.
  8. In four batches, sift the flour mixture into the egg mixture and quickly, but gently, fold the flour in.
  9. (this may take some practice).
  10. Fold in the butter, scrape into prepared pan.
  11. Bake cake for 20-25 minutes, until it's just pulled away from the sides and the top springs back when lightly touched.
  12. Cool in the pan for 10 minutes then unmold cake on a cooling rack and allow to sit until room temperature.
  13. Leave the cake on the bottom of the springform pan.
  14. ----Make the Sugar Syrup----: Combine the 1/4 cup of sugar with 1/4 cup of water in a small sauce pan.
  15. You can flavor the syrup with a liquer if desired.
  16. Almond or hazlenut works well with this cake.
  17. Bring to a boil (be sure to cook off all alcohol if using a liquer).
  18. Let cool to room temperature.
  19. ----Makethe Mousses----: Chop the chocolate and place in three medium bowls.
  20. Bring the cream to a boil in a small sauce pan.
  21. Pour a half cup of hot cream into each of the bowls of chocolate.
  22. Whisk each until smooth (it's nice to have a helper for this;-).
  23. Let the chocolate mixtures cool for 15 minutes, should be a warm room temperature.
  24. Meanwhile whip the 3 3/4 cups of cream and refrigerate.
  25. When all is cool gently fold 1/3rd of the cream into each of the chocolates, refrigerate.
  26. ----Assemblethe cake----: Using a long serrated knife cut the cake horizontally into three layers.
  27. Install side of springform pan.
  28. Brush sugar syrup onto the bottom layer, spread the milk chocolte mousse onto the cake.
  29. Place 2nd cake layer ontop of the mousse and brush with syrup.
  30. Spread white chocolate on this layer.
  31. Finally, put the top on the cake and spread dark chocolate mousse.
  32. Cover and refrigerate for a minimum of four hours or up to 24 hours.
  33. Garnish with white chocolate curls before serving.
  34. I've kept this cake for a couple days with good results, but it is at it's peak the same day it's made.

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