The chefs open pop-up restaurants that reflect their respective neighborhoods; guest judge Ludo Lefebvre joins the others for Mexican, Persian, Korean, and vegan cuisine and picks the dish that best reflects Los Angeles' mosaic of cultures.

Palm Springs, Cal., is the destination for culinary competition. Here, the chefs use solar-powered stoves in the desert, then prepare dishes on a famed golf course. Appearing: John Besh and Mary Sue Milliken.