Macaroni and Cheese | Ed & Andrea's Cookbook | Umami

Ingredients

• 8 tablespoons (1 stick) unsalted butter, plus more for dish
• 6 slices good white bread, crusts removed, torn into ¼- to ½-inch pieces
• 5 ½ cups milk
• ½ cup all-purpose flour
• 2 teaspoons salt
• ¼ teaspoon freshly grated nutmeg
• ¼ teaspoon freshly ground black pepper
• ¼ teaspoon cayenne pepper, or to taste
• 4 ½ cups grated sharp white cheddar cheese (about 18 ounces)
• 2 cups grated Gruyere cheese (about 8 ounces) or 1 ¼ cups grated Pecorino Romano cheese (about 5 ounces)
• 1 pound elbow macaroni