Lentil Soup (Linsen Suppe)

Lentil Soup (Linsen Suppe)
1 c. lentils (green or brown)                                   2-3 tbsp sugar
1-2 med onions, diced                                             3-4 tbsp white vinegar
2-3 med sized potatoes, preferably yukons        salt and pepper to taste
3-4 slices bacon                                                        1-2 bay leaves
2-3 carrots, peeled and diced                                 4 c. of chicken or vegie stock
1-2 sausages, Farmer, Garlic or whatever you prefer, cut into 1/2 in. pieces.
Add lentils, bay leaves and a bit of salt to 3-4 cups of stock. Bring to a boil then add potatoes and carrots. Meanwhile cook bacon, and set aside. Drain most of fat, then cook onions in remaining fat til translucent. Add both bacon, sausages and onions to soup mixture and let simmer for 1/2 to 1 hour til lentils and vegies are tender. Add sugar and vinegar to taste and salt and pepper if needed.  Serves 4.