Scalloped Potatoes(130 Calories Per Serving)  
["1 Tbsp. margarine", "1 medium onion, minced", "3 Tbsp. flour (plain)", "1 tsp. salt", "dash of pepper", "1 1/2 c. skim milk", "4 medium potatoes, sliced thin"]
["In a 2-quart saucepan, over medium heat, cook onions in margarine until tender (approximately 5 minutes).", "Stir in flour, salt and pepper until blended.", "Gradually stir in skimmed milk. Cook until mixture thickens, stirring constantly."]
["margarine", "onion", "flour", "salt", "pepper", "milk", "potatoes"]