Wheat: separate the eggs, beat the egg whites with a pinch of salt, mix the yolks well with the other ingredients, then mix lightly with the egg whites. Put in a tray on baking paper and bake. It should not be allowed to bake too hard so that it does not dry out. When ready, turn on a clean damp towel and wrap without baking paper. Leave to cool like this.
Cream: whipped cream with fructose, whipped cream hardener and vanilla. When it is cold, open the top, put half the whipped cream, sprinkle a tablespoon of ground hazelnuts and roll. Cut in half, and one of the halves once more. It is arranged in the form of logs.
Put the cocoa in the remaining whipped cream and mix well, then coat the roll and make shapes with a fork. Sprinkle with ground hazelnuts. Let it cool for an hour.