The hottest summer dishes and trendiest tricks are on tap in the Kitchen, starting with Sunny Anderson's Grilled Red Chili Flake London Broil and Portobello Mushrooms. Geoffrey Zakarian makes a sweet and smoky Grilled Sweet Potato Salad, and Jeff Mauro serves up an Asian-Style Veggie Burger with Portobello Bacon and Napa Slaw. The hosts test new kitchen gadgets and save room for dessert, when Katie Lee makes Grilled Strawberry Shortcake with A Very Brady Renovation's Eve Plumb. Finally, the hosts share trendy new mix-ins for summer lemonade.