Center-of-plate mains from Mexico's Noroeste: mesquite-grilled carne asada sonorense, Sinaloa's pescado zarandeado, Baja's langosta Puerto Nuevo and Valle de Guadalupe wine-country plates, BCS peninsular seafood, and the Cantonese-Mexican mains of Mexicali. Wheat over corn, beef and seafood over moles, the parrilla over the molcajete.