Plot: Beat the heat with recipes from the Kitchen that will fill you up and keep you cool! Geoffrey Zakarian shares a classic Pan Bagnat that's perfect for a picnic, and Alex Guarnaschelli keeps it chill with Cantaloupe Gazpacho. Katie Lee Biegel's Rainbow Noodle Salad is refreshing, and you can't miss with Jeff Mauro's Smoked Salmon Bagel Nachos