Hamburger Barbecue
["1 lb. ground beef", "1 small chopped onion", "1 c. catsup", "2 Tbsp. sugar", "2 Tbsp. vinegar", "2 Tbsp. prepared mustard"]
["Brown beef and onion.", "Add all other ingredients.", "Mix well and cook slowly for 1/2 hour."]
["ground beef", "onion", "catsup", "sugar", "vinegar", "mustard"]