This Is Your Brain On Cheesesteak (Reheat)

Why do our brains go crazy for the melted cheese on Philly's iconic cheesesteak? What is it about scrapple’s crispy fried goodness? How does surface-area-to-volume ratio make the roast pork sandwich more delicious? This week, we take a road trip to the City of Brotherly Love to feast on some classic Philadelphia fare. We also learn about the science of appetite with a researcher at the Monell…