Authentic Apple Crumb Cake Authentic Apple Crumb Cake is called Streuselkuchen in Germany. This authentic Apple Crumb Cake is easily turned into a Cherry Crumb Cake. This yeast dough is a basic German recipe for yeast dough. Ingredients for yeast dough: 500 g (17.6 ounces) of flour, all-purpose  1 teaspoon of salt 125 g (4.4 […]