SIMMER:

10 slices bacon, diced and fried
1 med. onion, cut in rings
1 c. brown sugar
1 tsp. dry mustard
1 tsp. salt
1/4 c. vinegar

ADD:

1 can green beans, drained
1 can butter beans, drained
1 lg. can pork and beans

Use 2 1/2 quart casserole (spray with Pam). Bake 1 hour at 350 degrees.