Drain the cherries and collect the juice. Stir starch and 2 tablespoons of juice until smooth. Boil up the rest of the juice, cinnamon and 1 tbsp. sugar. Stir in starch and bring to the boil. Simmer for about 3 minutes. Fold in cherries. Let cool down a little. Pour into 4 dessert glasses. Let cool off.
Soak gelatine in cold water. Separate eggs. Cream egg yolks, 2 tablespoons sugar and vanillin sugar. Stir in advocaat. Squeeze the gelatine, dissolve over a mild heat and stir into the advocaat mixture. Cool until it begins to gel
Beat egg white and salt until stiff, fold in. Spread on the cherries. Chill the dessert for at least 4 hours. Decorate with chocolate rolls