The Sporkful Edit this Published in The Sporkful Inside the Mind of a Culinary Mad Scientist Listen 22 min Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/sporkful/#file=/audio/json/379930/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Stuffed crust pizza. i Tom Ryan invented the Pizza Hut Stuffed Crust Pizza, as well as McDonald’s McGriddle. We talk to the culinary mad scientist about how he came up with these innovations - and how to best enjoy them.