Drain the sauerkraut. Cut Leberkäse into strips. Clean and wash the bell peppers and cut into fine strips.
Heat the oil in a large frying pan. Fry the Leberkäse in it all around for about 4 minutes. Take out. Fry the peppers in hot frying fat for 2-3 minutes. Add spaetzle and sauerkraut and steam for about 4 minutes.
Fold in the meat loaf. Season to taste with salt and pepper.
For the dip, stir sour cream and milk until smooth. Wash the chives, shake dry and cut into small rolls. Stir into the sour cream. Season to taste with salt, pepper and paprika. Arrange the sauerkraut noodles pan with the dip.