4 oz. ketchup
1 tbsp. mustard
1 tbsp. horseradish
1 tbsp. salt
1 tbsp. Worcestershire sauce
1/2 tsp. pepper
1 tbsp. Accent
6 oz. water
8 oz. onion
3-4 lb. extra lean ground beef

Combine all ingredients in crock pot and cook on high 2 1/2-3 hours. Serve on hamburger buns.