James and Martin head to L.A., the home-brewing capital of America to face off head-to-head to make the ultimate SoCal beer. Using quintessential California ingredients citrus and sage, the boys set off with their home-brewing partners to brew some wild concoctions. But everyone is thrown for a loop when a secret ingredient is added to the mix: avocado! Can they handle the curveball and seize the chance to showcase their beer at the famous Golden Road Brewery on the line?