Beat the butter, sugar, egg yolks, vanilla sugar and flavoring. Stir the marzipan in a heated amaretto. Beat the whites until stiff peaks. Mix the flour with starch and disintegrant. Mix everything carefully. Put parchment on a shape smudge on the bottom 3 tablespoons dough and baked under the grill 3 minutes. Put the following 3 tablespoons dough and again under the grill for 3 minutes. In a similar way to use up all the dough. Completely cover the cooled cake with chocolate icing.