Peel and finely dice the onions and garlic. Melt the butter in a roaster. Sauté onions and garlic until translucent. Add sauerkraut, wine, 400 ml water, juniper, cloves and bay leaf, season with 1 tbsp. sugar and pepper and bring to the boil
Cut off the bacon rind thinly. Add the rind, bacon, pork loin and sausages to the sauerkraut, cover and braise gently for approx. 1 3/4 hours
About 40 minutes before the end of the cooking time, peel, wash and chop the potatoes. Fold the potatoes into the sauerkraut and cook for about 30 minutes
Season the choucroute with salt, pepper and sugar. Lift out the sausage and bacon, cut into slices and serve