1 lg. can pork and beans (1 lb. or better)
2 tbsp. ketchup
2 tbsp. mustard
1 lg. onion
1/2 c. Karo maple syrup
1/3 c. brown sugar

Put beans into baking dish. Add mustard and ketchup; stir until blended together. Add sugar and syrup; blend together. Cut onion into 1/8 pieces lay on top. Put oven on 400 degrees and bake for 1 1/2 hours or until done.