1 lb. ground beef
1 can tomato sauce
1/2 c. chopped onions
1/4 c. chopped green pepper
1/4 c. chopped celery
1/4 c. ketchup
1 tbsp. vinegar
1 tbsp. sugar
1 1/2 tsp. Worcestershire sauce
1 tsp. salt
1 tbsp. chili powder

Brown meat. Drain off fat. Add vegetables and tomato sauce. Cook slowly until vegetables are tender. Add remaining ingredients and mix well. Cover and simmer 20 minutes. Serve on hamburger buns.