Low-Fat Baked Fish With Cheese Sauce
["1 lb. fresh skinless flounder fillets", "1 Tbsp. margarine", "2 Tbsp. fine breadcrumbs", "3/4 c. skim milk", "1 Tbsp. all-purpose flour", "1/2 c. shredded Cheddar cheese (2 oz.)", "1 1/2 tsp. Dijon-style mustard", "nonstick spray coating"]
["Preheat oven to 400\u00b0.", "Spray a shallow baking pan with nonstick coating.", "Place fillets in dish, tucking under any thin edges.", "Melt margarine; brush on top of fish.", "Top with bread crumbs.", "Bake for 10 to 15 minutes or until fish flakes easily with fork."]
["fresh skinless flounder fillets", "margarine", "breadcrumbs", "milk", "flour", "Cheddar cheese", "mustard", "nonstick spray coating"]