Macaroni and Cheese

Directions

1. Cook macaroni according to package directions; drain. In a 13-in. x 9-in. baking dish coated with cooking spray, layer a third of the macaroni, half of the cheese and half of the onion. Repeat layers. Top with remaining macaroni.
2. In a bowl, combine the flour, mustard, pepper, evaporated milk and milk; pour over layers. Combine bread crumbs and butter; sprinkle over top.
3. Cover and bake at 375° for 20 minutes. Uncover; bake 15 minutes longer or until bubbly. Let stand for 10 minutes before serving.