Baked Bean Casserole
["1 large onion, chopped", "2 Tbsp. bacon drippings", "1 can drained kidney beans", "1 can drained lima beans", "1 tsp. dry mustard", "1 can pork and beans", "1/2 c. catsup", "1/2 c. brown sugar", "1/4 c. vinegar", "1 tsp. salt", "dash of pepper"]
["Cook onion in bacon drippings until tender.", "Add all of the other ingredients; put into casserole dish.", "Bake at 350\u00b0 for 45 minutes."]
["onion", "bacon drippings", "kidney beans", "beans", "dry mustard", "pork", "catsup", "brown sugar", "vinegar", "salt", "pepper"]