Prep Time: 20
Cook Time: 45
Serves: Serves: 8
Cook macaroni according to package directions; drain.
Arrange half of macaroni in 13x9-inch baking dish coated with cooking spray. Sprinkle 2 cups mild Cheddar cheese and 2 cups sharp Cheddar cheese over macaroni.
Repeat layering with remaining macaroni, salt, pepper and cheeses. Pour milk evenly over top. Bake uncovered in preheated 350°F oven 45 minutes or until golden brown and bubbly.