3 lbs. stewing beef or pork
1 c. onion
1 green pepper, chopped
1 (6 oz.) tomato paste
1/2 c. brown sugar
1/4 c. cider vinegar
2 tsp. salt
1 tsp. mustard
2 tsp. Worcestershire sauce

Put in crock pot, stir frequently. Cook 8 to 10 hours on high.