3 baked homemade macaroni cream 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 )

sliced fresh mushrooms, chopped onion, butter, divided, water, homemade cream-style soup mix, cooked elbow macaroni, salmon, drained, bones and skin removed, shredded cheddar cheese, divided, milk, dry bread crumbs