Flourless Chocolate Cake

Directions

1. 1
   Preheat oven to 180 degrees Celsius.
2. 2
   Melt chocolate and butter in a double boiler or in a pan, watching carefully, so it does not burn.
3. 3
   Toast the hazelnut powder in a pan over medium heat for 2/3 minutes, stirring constantly with a wooden spoon until golden brown.
4. 4
   Separate the egg whites from the yolks.
5. 5
   Whisk the yolks with the sugar until the mixture is pale.
6. 6
   Add ground hazelnuts, then the melted chocolate.
7. 7
   With an electric mixer, beat the egg whites until stiff peaks form.
8. 8
   Gently fold in the chocolate mixture with a rubber spatula.
9. 9
   Pour the batter into a greased 20 cm cake pan.
10. 10
    Bake for 40 minutes, until a toothpick inserted into the center of the cake comes out with only a few crumbs.
11. 11
    Allow to cool a little before removing from pan.