3 lbs. ground beef or arm roast
1 med. can tomato sauce
1/4 c. vinegar
1 tsp. chili powder
1 med. size chopped onion
2 tsp. sugar
1 tbsp. brown sugar
1-2 tbsp. A-1 steak sauce
2 bay leaves
Salt and pepper to taste

Cook meat in skillet and drain well. Add onion and simmer 15-20 minutes. Place in crockpot with all remaining ingredients, and allow to cook on low setting or 3-4 hours. Serve on buns.