Yolks are broken with sugar until white. Add cinnamon, grated lemon rind and beaten egg whites. Hazelnuts, starch and chocolate (in large pieces grated) mixed and added to the cream. Pour the mixture into a greased with butter and sprinkled with flour cake pan with a hole in the middle. Bake in moderate oven about 45 minutes. Remove and leave to cool. Warm the jam with sugar and put it through a strainer. With him on all sides Spread the cake. To prepare the glaze mix 2/3 of the sifted icing sugar with hot rum. It is dusted cake everywhere. Allow to dry. Rest sieve powdered sugar is mixed with egg white, is divided into 3 parts and is decorated with paint. With different colors and using a cone of parchment or Posh decorate cakes.