Ranch Beans
["1 c. onion, chopped", "1 1/2 lb. hamburger", "2 tsp. mustard", "1 c. catsup", "2 tsp. vinegar", "1 large can pork and beans", "salt and pepper to taste"]
["Brown onion and hamburger together.", "Add other ingredients and stir.", "Pour into casserole dish.", "Bake for 30 minutes at 425\u00b0."]
["onion", "hamburger", "mustard", "catsup", "vinegar", "pork", "salt"]