Sauerbraten with shortening

4 pounds beef roast sirloin tip, rump, round bone chuck, preferably boneless 1 1/2 cup vinegar 1 cup cola * 3/4 cups water 3 each onions sliced 2 each celery[...]

1 (4 lb) boneless beef rump roast 4 cups water 2 cups red wine vinegar 2 tablespoons sugar 1/2 cup onion , finely chopped 3/4 cup celery , finely chopped 1/4[...]

3 1/2-4 lbs boneless beef chuck roast 6 whole cloves 1 cup boiling water 2 bay leaves 2 teaspoons salt 2 onions , sliced into rings 1 1/2 cups red wine[...]