3 (1 lb.) pork and beans
1 (15 oz.) drained red kidney beans
1 (15 oz.) drained white lima or butter beans
1/2 c. brown sugar
1/4 c. catsup
1 sm. onion, finely chopped
2 tbsp. mustard

Combine brown sugar, catsup, onion and mustard in small saucepan. Heat to boiling, simmer 3 minutes. Combine sauce with all the beans. Bake in 3 quart casserole, uncovered, at 375 degrees for 35-45 minutes.