Busy Day Beans
["1 medium to large onion, diced", "2 Tbsp. margarine", "4 c. canned pork and beans", "2 Tbsp. prepared mustard", "2 peeled or 1 c. tomatoes", "1 tsp. salt", "2 Tbsp. brown sugar"]
["Saute onions in butter.", "Add beans; stir in mustard.", "Put beans in casserole in layers with sliced tomatoes, salt and sugar.", "Bake 30 minutes in 400\u00b0 oven."]
["onion", "margarine", "pork", "mustard", "tomatoes", "salt", "brown sugar"]