Peel and dice the raw potatoes and beets. The finely chopped onion, chopped parsley, potatoes and yellow beets are steamed in the melted fat. Dust the flour and continue steaming briefly. Then extinguish with 2 liters of water and boil for approx. 40 minutes. Now pass the soup through a sieve, put it back in the saucepan and heat it up again, adding the meat stock cubes, salt and pepper and seasoning. Cut toast slices into small cubes and toast in fat. Serve the soup. Add the cut sausages and sprinkle with parsley.