Tacos Chiwas (Phoenix, Ariz.) • One90 Smoked Meats (Dallas, Tex.) • The Post Chicken & Beer (Longmont, Colo.).This trip, Guy digs in to awesome bird and beef dishes. In Phoenix, a couple cookin' the flavors of Chihuahua including beef cheek barbacoa tacos. In East Dallas, a spot smokin' duck and pilin' on the spicy brisket. And in Colorado, a fried chicken emporium dishin' up their pressure-fried specialty with unique chicharrónes.