Tyler Florence challenges the six remaining food truck teams to practice their survival skills by starting a fire to make delicious s'mores, and the judges for the taste test are the other teams! Because of its long daylight hours in the summer, Palmer, Alaska, is home to some of the largest vegetables in the world. The teams are tasked with creating dishes using some of Palmer's most famous vegetables, but the obstacles mount as the teams start to sell amid short daylight hours, raging winds and blistering cold.