Put all ingredients for the base in a bowl and work into a kneading dough. Mix all ingredients for the topping well with the whisk.
Press the kneading dough into a greased springform pan (28 cm diameter), making a rim at the same time. Stir the topping again and pour onto the dough.
Baking time: approx. 60 minutes
Electric stove: top and bottom heat 175 - 200 ° C, convection around 160 ° C