Overview: Chefs can get excited over the littlest thing. For Josefina Santacruz, that thing is beans. She believes every cook should know how to cook beans and rice before venturing any further in Mexican cuisine. For an example of beans done right, Rick and Josefina head to Nico’s Restaurant, which has been cooking perfect beans since 1957; their bean soup proves a thing of beauty. Rick and Josefina likewise admire the perfect barbacoa made daily by Chef Moises Rodriguez Vargas of Hidalguense restaurant in Mexico City. He shares his careful preparation of this classic dish with Rick and Josefina at his home. At Yuban, in the Roma neighborhood of Mexico City, young Chef Paloma Ortiz respects the cuisine of Oaxaca while adding her personal flourishes. In Chicago, Rick steps us through a simple barbacoa sure to inspire all cooks.