Yao Zhao is a man on a mission. In his family’s home in China, sichuan peppers were a culinary staple, and now he’s determined to expose the world to the unique, tingly spice. On this episode of KAMA Journeys, he tells us about the cooking experience that inspired his business “50Hertz Tingly Foods,” the story behind its creative name, and why exactly he’s so passionate about sharing Sichuan’s magic with everyone he meets.