In this episode, test cook Becky Hays makes Julia a Brazilian classic: Brazilian Shrimp and Fish Stew (Moqueca). Then, tasting expert Jack Bishop challenges Bridget to a tasting of Pecorino Romano. Science expert Dan Souza discusses the importance of taking your time when you make an emulsion. Finally, Julia and Bridget uncover the secrets to making Brazilian Cheese Bread (Pao de Queijo) at home.