Mop Sauce For Barbecue
["1 lb. margarine", "1 medium onion, chopped", "1 1/2 c. vinegar", "1 c. water", "1/4 c. lemon juice", "salt and pepper"]
["Cook onion in margarine until clear.", "Add other ingredients. Bring to a boil.", "Mop onto meat while grilling."]
["margarine", "onion", "vinegar", "water", "lemon juice", "salt"]