Man on the street Doc Willoughby learns all about Cuban cuisine at La Carreta in Miami, Florida. Then, Dan Souza demonstrates 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 demonstrates how to make the ultimate Mango, Orange, and Jícama Salad.