Eggs are divided into white and yolk. Whip with sugar snow. Mix with the beaten yolks with a mixer. The mixture was divided into 2 parts. In one part add 1 cup flour and vanilla and mix in the other 1/2 cup flour, ground walnuts and cocoa. In tray littered with paper tray is put 1 tablespoon of brown on top and 1 tablespoon of the white mixture and so alternately until both mixtures do. The base is baked in a moderate oven and after cool is syrupy. For the cream soft butter mix with other products and it is smeared cake on all sides. Decorate optional.