Soak gelatine in cold water. Heat milk. Dice marzipan and dissolve in the milk while stirring. Add liqueur
Separate eggs. Stir the egg yolks into the still hot marzipan mixture. Squeeze out the gelatine and dissolve in it. Chill the marzipan mixture for approx. 30 minutes
First beat egg whites, then cream with vanilla sugar until stiff. First fold the cream and then the beaten egg white into the marzipan cream. Stir in the orange juice. Pour the mousse into 6-8 dessert bowls and chill for at least 4 hours
Before serving, decorate the marzipan mousse with a cream tuff, some orange peel and a slice of carambola