4 classic macaroni cheese aged cheddar Recipes

kosher salt , plus, kosher salt, elbow macaroni, salted butter, plus more for baking dish, coarse fresh breadcrumbs (preferably homemade ), parmigiano-reggiano cheese, finely grated , about 1 cup (or pecorino romano), diced yellow onion, all-purpose flour, whole milk or 2 cups reduced-fat milk, heavy cream, cheddar cheese, coarsely grated , preferably orange (mild or aged cheddar, 2 cups), gruyere cheese, coarsely grated (2 cups), mustard powder, cayenne pepper, freshly grated nutmeg (or ground )

unsalted butter, smoked bacon, chopped, salt, dried elbow macaroni, extra-virgin olive oil , as needed, diced vidalia onion, fresh minced garlic, all-purpose flour, milk, heavy cream, ground nutmeg, mustard powder, grated aged sharp cheddar, divided, grated parmesan, divided, kosher salt, cracked black pepper, lemon, juiced, chopped fresh sage leaves, plus leaves for garnish, chopped fresh italian flat-leaf parsley, plus leaves for garnish

kosher salt , plus, kosher salt, elbow macaroni, salted butter, plus more for baking dish, coarse fresh breadcrumbs (preferably homemade ), parmigiano-reggiano cheese, finely grated , about 1/2 cup (or pecorino romano), diced yellow onion, all-purpose flour, whole milk or 2 cups reduced-fat milk, heavy cream, gruyere cheese, coarsely grated (2 cups), cheddar cheese, coarsely grated , preferably orange (mild or aged cheddar, 2 cups), mustard powder, cayenne pepper, freshly grated nutmeg (or ground )