For the base, use 60 g butter, 60 g flour, 1 teaspoon baking powder, 1 pinch of salt and 1 egg. Put the batter in a greased springform pan and place in the refrigerator.
For the filling, cook the vanilla pudding with milk and 100 g sugar according to the instructions on the packet. Add the poppy seeds and stir in, then let cool down a little. Then add 1 cup of sour cream and spread everything on the floor.
For the topping, mix 100 g of sugar, 3 eggs, 2 cups of sour cream and vanilla sugar together and pour onto the filling.
Bake in the preheated oven at 175 ° C for about 1 hour.