INGREDIENTS
6 cups
water
1 tsp
kosher salt
1 lb
dried short pasta, such as macaroni
12 oz
shredded melting cheese, such as Fontina, mozzarella, sharp cheddar, Monterey Jack, or Colby
4 oz
cream cheese, cut into 4 pieces
1/4 cup
grated hard cheese, such as Parmesan or Pecorino Romano
1/2 tsp
powdered mustard