1 (4 or 5 lb.) Boston Butt roast
1 lg. onion
1 c. water
1 c. ketchup
1 c. wine vinegar
1/2 c. Worcestershire sauce
4 tbsp. brown sugar
2 tbsp. dry mustard
2 tsp. salt
1/2 tsp. red pepper
1/4 tsp. black pepper

Place roast in roasting pan. Combine remaining ingredients and pour over roast. Cover and bake at 325 degrees for 5 hours or until meat is tender. Remove roast from sauce and remove bone and chop meat. Return meat to sauce and stir. Serve with rice.