Ask any Birds-loving Philadelphian how they cloak their cheesesteak, and you'll find: While preferences for provolone, American cheese, or Cheez Whiz may vary, the latter — shortened just to ...

An authentic Philly cheesesteak is made with thinly sliced ribeye steak and provolone cheese (or Cheez Whiz depending on ... stay fresh stored in the refrigerator for up to 5 days.