Wash, peel and dice the parsnips. Cut the pumpkin into slices, remove the seeds, cut the flesh from the skin and dice. Peel, wash and slice carrots.
Clean the savoy cabbage, cut into strips and wash. Peel and chop the onion. Heat the oil in a large pot. Fry vegetables and onion in it. Add stock, bring to the boil and cook for about 15 minutes.
Bring milk, fat and a little salt to the boil. Sprinkle in semolina while stirring. Stir until the mixture comes off the bottom of the pot like a dumpling. Stir in the egg. Add 50 g cheese and parsley. Use 2 teaspoons dipped in cold water to cut off small dumplings and add to the soup.
Leave to stand at low heat for about 10 minutes. Season soup with salt and pepper and serve sprinkled with cheese.