1 lg. can pork & beans
4 slices bacon, fried & crumbled
1 sm. onion, diced (saute in bacon grease)
1/4 c. brown sugar
1/4 c. ketchup
1 tsp. prepared mustard

Brown bacon and crumble. Saute onion in bacon grease. Mix in remaining ingredients and bake at 350 degrees for 1 1/2 hours, uncovered in glass baking dish (13 x 9 inch).