Homemade Mac & Cheese Ingredients – 1 pound elbow macaroni noodles, uncooked – ½ cup butter (1 stick) – ½ cup flour – 3 cups milk – ½ teaspoon onion powder – ½ teaspoon white pepper – 1 teaspoon salt – 1 ¼ cup shredded cheddar cheese – 1 cup shredded gouda cheese (or another cheese of your choice)