1 TBSP onion, finely chopped (optional)
¼ cup butter, melted
¼ cup flour
2 cup milk
2 cup cheddar cheese, grated
Make White Sauce with butter, flour and milk, add cheese, stir until melted. Make sure white sauce is thin by adding a little more milk. Cook macaroni, drain then add all ingredients in 9 x 13 casserole, use Pam spray. Bake at 325˚ for 35 - 45 minutes.