Drain the sauerkraut. Peel and slice the onions. Heat lard. Fry the onions and sauerkraut for about 10 minutes while turning them. Season with salt, peppercorns and bay leaves. Meanwhile clean and wash the bell peppers, cut them into bite-sized pieces and slice the cabanossi. Add both to the sauerkraut and braise for another 10 minutes.
Deglaze with 200 ml water. For the puree boil 1/2 litre of salted water. Remove the pot from the heat and add milk. Stir in the puree flakes. Arrange sauerkraut pan with sour cream. Dust with paprika and garnish with parsley