North Carolina Hot Dog Chili
["2 lb. hamburger", "1 medium onion, chopped fine", "1 (8 oz.) tomato sauce", "4 oz. water", "2 to 3 tsp. chili powder", "2 Tbsp. vinegar", "salt and pepper to taste"]
["Saute hamburger and onion; drain.", "Place back in deep skillet or heavy 2-quart pot.", "Add tomato sauce, water, chili powder, vinegar, salt and pepper.", "Cook on low heat for 1 to 1 1/2 hours. Add small amounts of water to prevent sticking.", "Cook until most of liquid has evaporated.", "Serve on hot dogs and rolls with slaw, mustard and onion."]
["hamburger", "onion", "tomato sauce", "water", "chili powder", "vinegar", "salt"]