1 lb. hamburger
1 tbsp. vinegar
1 c. ketchup
1 tbsp. brown sugar
1 tbsp. mustard
1 tbsp. Worcestershire sauce
1 lg. onion (chopped)
Salt and pepper to taste

Fry hamburger with chopped onion until tender. Drain grease. Add all other ingredients and cook until done. Salt and pepper to taste.