Hazelnut Mocha Torte

Directions

1. 1

   In a large bowl, beat egg whites until foamy. Add cream of tartar; beat until soft peaks form. Gradually add sugar, 1 tablespoon at a time, beating until sugar is dissolved and stiff peaks form. Combine hazelnuts and flour; fold into batter, 1/4 cup at a time. Spoon into two greased 9-in. round baking pans lined with waxed paper.
2. 2

   Bake at 300° for 25-30 minutes or until cake springs back when lightly touched. Cool for 10 minutes before removing from pans to wire racks.
3. 3

   In a small heavy saucepan, combine the ganache ingredients; cook and stir over low heat until chocolate and butter are melted. Remove from the heat. Set saucepan in ice; stir for 3-4 minutes or until thickened. Remove from ice and set aside.
4. 4

   For buttercream, combine sugar and water in a large heavy saucepan. Bring to a boil; cook over medium-high heat until sugar is dissolved. Remove from the heat. Add a small amount of hot mixture to egg yolks; return all to pan. Cook and stir 2 minutes longer. Remove from the heat; stir in vanilla. Cool to room temperature.
5. 5

   In a large bowl, cream butter until fluffy. Gradually beat in cooked sugar mixture. Beat in confectioners' sugar until smooth. If necessary, refrigerate until buttercream reaches spreading consistency.
6. 6

   Place one cake layer on a serving plate. Spread with half of ganache to within 1/4 in. of edges. Top with second cake layer and remaining ganache. Freeze for 5 minutes. Spread hazelnuts into sides of cake. Garnish with whole hazelnuts and chocolate leaves. Refrigerate.