1 (31 oz.) can pork and beans
1 (16 oz.) can cut green beans
1 (15 oz.) can garbanzo beans
1 sm. onion
3 tbsp. brown sugar
1 tbsp. prepared mustard
1/2 c. catsup
3 slices bacon, cooked and diced

Combine all ingredients, except bacon, in 2 quart casserole. Top with bacon. Cover and heat until well heated all the way through.