Make a batter from eggs, fat, sugar, flour, vanilla sugar and baking powder. Spread on a greased baking sheet. Bake at 175 ° C for about 25 minutes.
Cook a pudding from the pudding powder with milk and spread it warm on the cake. Spread the drained peaches (to collect the juice) on top. Make a cake icing from peach juice and icing powder and spread on top of the cake. Let it become solid.