Tacos Chiwas: How a Valley love match helped improve Phoenix's culinary scene

We've already established that, while metro Phoenix is not the leader in Mexican restaurants in the U.S., it still has much to offer, with just over 1,700 Mexican food establishments in Maricopa County. The owners of the renowned Mexican brand Chiwas proudly make the A-list of that group of chefs and restaurateurs who, year after year, position Arizona on the culinary map. Armando Hernandez and Nadia Holguin — he a family restaurateur and she a trained chef — opened their first restaurant in 2016, when they were 26 and 21...