Make a kneading dough from 200 g flour, 0.5 teaspoon baking powder, 100 g butter, 120 g grated cheese, 100 g sour cream, 1.5 teaspoon paprika powder and 0.5 teaspoon salt and let it rest in the refrigerator for 30 minutes.
Then roll out the dough and place it in a greased springform pan, pulling up the edge a little.
Steam the emperor vegetables in a saucepan with a little water for about 7 minutes. Pour off the cooking water and let the emperor vegetables cool down.
In the meantime, mix 4 eggs and 100 g sour cream and season well with salt, pepper and nutmeg. Dice 200 g cooked ham and add to the egg mixture with 200 g grated cheese. Spread the vegetables on the kneading dough and pour the egg mixture over it. Bake at 210 ° C top and bottom heat for approx. 35 - 45 minutes. Use a wooden stick to check that the egg mass is firm. Let cool down a bit before cutting.