Calico Beans

Saute 1 # cubed bacon. Pour off fat and add 2 # ground beef & 1 large chopped onion. When meat is done, add 1 cup ketchup, 1/4 cup brown sugar, 1 1/2 Tbsp vinegar, 1 tsp mustard, 1 can drained kidney beans, 1 can drained lima beans, 1 can pork & beans. Bake at 350 for 1 hour.