Writer and chef Samin Nosrat distills cooking into four basic elements: salt, fat, acid, heat. In this episode, she reveals secrets about using one of them to transform what you cook—and her advice changed how Maddie was tasting food for the days following. Maddie and Samin conduct a taste test, and Samin reveals how she clinched her first cooking job at Chez Panisse, and dishes on what it took to win over Alice Water. Plus, Tom reveals some of his own home cooking tricks.