Hot Dog Sauce
["10 lb. hamburger", "1 large onion, cut in small pieces", "36 oz. bottle ketchup", "1 Tbsp. mustard", "2 Tbsp. vinegar", "salt and pepper to taste", "sugar (if desired)"]
["Put hamburger in a kettle with a little water.", "Cook until almost done, then add onion, ketchup, vinegar and mustard and cook until well done.", "Mash the hamburger well.", "Cook on low heat."]
["hamburger", "onion", "bottle ketchup", "mustard", "vinegar", "salt", "sugar"]