Man on the street Doc Willoughby learns all about Cuban cuisine at La Carreta in Miami, Florida. Then, host Christopher Kimball goes into the test kitchen with test cook Dan Souza to learn how to make the best Cuban Braised Shredded Beef at home. Next, test cook Becky Hays uncovers the secrets to making Fried Sweet Plantains. Then, testing expert Adam Ried reviews grapefruit knives in the Equipment Corner. Finally, test cook Julia Collin Davison shows Chris how to make the ultimate Mango, Orange, and Jícama Salad.