Chesley'S Baked Beans
["1 large can pork and beans", "1 medium onion", "3 strips bacon", "1/2 c. brown sugar", "1/2 c. ketchup", "1/2 c. dark Karo syrup", "1 to 2 tsp. mustard"]
["Brown bacon and saut onions in bacon grease.", "Add other ingredients to skillet, making a sauce.", "Pour over beans.", "Bake at 350\u00b0 for 30 to 45 minutes."]
["pork", "onion", "bacon", "brown sugar", "ketchup", "syrup", "mustard"]