Put flour, fat, 1 egg and approx. 1 teaspoon of salt in a mixing bowl. Heat 1/4 litre of milk, dissolve yeast in it and pour it into the flour. Knead everything, cover and leave to rise in a warm place for about 30 minutes. Peel onions and cut into rings. Cut bacon into strips.
Heat the oil in a pan, fry the bacon in it and add the onions. Steam for 5-8 minutes. Season with salt, pepper and caraway seeds and let it cool down. Knead yeast dough briefly and roll out on a greased fat pan of the oven. Spread onion mixture on top. Mix 4 eggs, sour cream and 100 ml milk. Season with a little salt, pepper and nutmeg. Pour egg milk over the onions. Bake in the preheated oven (electric cooker: 200°C/ convection oven: 175° C/ gas: level 3) for 30-35 minutes.
Spread onion mixture on top. Mix 4 eggs, sour cream and 100 ml milk. Season with a little salt, pepper and nutmeg. Pour egg milk over the onions. Bake in the preheated oven (electric cooker: 200°C/ convection oven: 175° C/ gas: level 3) for 30-35 minutes. Cut into pieces while still warm and serve sprinkled with parsley
On 16 pieces: