Cake:
1 &1/3 cup of wheat flour
2/3 cup of butter
1/3 cup of fine sugar for baking
2/3 cup of potato flour
1 egg
Filling:
7 fl oz of 30% cream
1/2 cup of milk chocolate
1/2 cup of white chocolate
Decoration:
Raspberries
Blueberries
Red currants
Mint leaves