Clean, wash and cut the peppers into pieces. Peel onion, chop roughly. Wash, peel and dice the potatoes. Halve cabanossi lengthwise and cut into slices. Heat oil in a large pot.
Fry the cabanossi in it. Add onion, paprika and potatoes and fry briefly. Dust with paprika powder and add 1 litre of water. Add sauerkraut and stock and stir in. Let simmer for about 20 minutes.
Wash, clean and halve the tomatoes. Add 2-3 minutes before the end of the cooking time. Wash chives, dab dry and cut into rings. Season stew with salt and pepper. Serve sprinkled with chives.