Delicate and fragrant cake.
Sift wheat flour with baking powder.
Beat butter with sugar, vanilla sugar, add one egg at a time, without stopping the beating process.
Combine all ingredients, knead the dough until smooth. Put the dough in a greased form, smooth the surface, put the berries. Bake the cake in a preheated oven at 180 degrees until cooked through, about 30-35 minutes.