1 lb. hamburger
1/2 c. onions, chopped
1/2 c. celery, chopped
1/2 c. green pepper, chopped
2 tbsp. brown sugar
2 tbsp. vinegar
2 tbsp. Worcestershire sauce
2 tbsp. prepared mustard
1 can tomato soup, undiluted

Combine first 4 ingredients in a deep frying pan until meat is done. Add remaining ingredients and let simmer about 10 minutes. Serve over hamburger buns.