If you’re referring to the Danube Wave Cake (Donauwelle)
Donauwelle (Danube Wave Cake) Recipe Ingredients For the cake base: 250 g butter (softened) 200 g sugar 4 eggs 1 tsp vanilla extract 300 g all-purpose flour 2 tsp baking powder 3 tbsp milk 2 tbsp cocoa powder 1 jar (350 g) of sour cherries (drained) For the buttercream: 500 ml milk 1 package vanilla … Read more