More on John's Roast Pork history “My mom would always stand ... and Tom Colicchio and Giada de Laurentiis and then they put the spotlight on my mom in the fifth row — and it was just surreal.

But for dyed-in-the-wool Philadelphians, roast pork is king, and purists go to John’s—a bare-bones, old-school-as-it-gets steak shack in deep southeast—to get their fix. “Pop Pop’s ...