Clean the cabbage, quarter it, cut out the stalk. Wash cabbage and cut into strips. Mix with salt, sugar and vinegar. Peel onions and cut into slices. Cut sausage into thick slices.
Heat clarified butter in a pot. Brown the sausage in it and take it out. Brown cabbage and onions in it. Add stock and bring to the boil. Simmer covered cabbage for about 15 minutes. Fold in cranberries and cooked sausage.
Put everything in a casserole dish. Place the bacon slices on top. Cook in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for about 30 minutes. Melt butter in a pan. Fry the potato noodles for about 5 minutes until golden brown all around.
Wash the parsley and cut into strips. Remove red cabbage from the oven and sprinkle with parsley. Arrange potato noodles and red cabbage.