Best Baked Beans
["1/2 lb. hamburger", "1/2 lb. bacon, chopped", "1 c. onion", "1/2 c. brown sugar", "1 tsp. salt", "1 tsp. dry mustard", "2 tsp. vinegar", "2 large cans S&W baked beans"]
["Brown hamburger, bacon and onion.", "Add remaining ingredients. Mix well.", "Pour in 9 x 13-inch casserole dish.", "Bake at 350\u00b0 for 1 hour.", "Uncover last 10 minutes."]
["hamburger", "bacon", "onion", "brown sugar", "salt", "dry mustard", "vinegar", "beans"]