Chicken N Macaroni Bake
["1/2 tsp. olive oil", "1 lb. ground chicken breast, skinless", "1/2 c. onions, chopped", "15 oz. tomato sauce", "1/2 c. fat-free Parmesan cheese", "1/2 tsp. basil", "14 oz. macaroni and cheese dinner", "1 Tbsp. reduced fat margarine, melted", "2 Tbsp. unbleached flour", "1 1/2 c. skim milk", "2 whole egg whites, slightly beaten"]
["Preheat oven to 350\u00b0.", "Prepare a 2-quart casserole dish with cooking spray; set aside.", "In a skillet, heat oil over medium heat. Add chicken and onions.", "Cook until chicken is no longer pink and onions are tender.", "Stir in tomato sauce, 1/2 cup Parmesan cheese and basil.", "Simmer 10 minutes.", "Prepare macaroni and cheese dinner according to package directions (I use skim milk and fat-free spread).", "Spread chicken mixture onto bottom of prepared pan.", "Top with macaroni dinner."]
["olive oil", "ground chicken", "onions", "tomato sauce", "Parmesan cheese", "basil", "macaroni", "margarine", "flour", "milk", "egg whites"]