The Great Food Truck Race - Season 13 Episode 4 -

The four remaining teams pan for gold to earn their seed money, and some teams gain a clear head start on shopping and selling. Meanwhile, extreme cold and winds continue to challenge everyone. Tyler Florence issues a challenge to the teams to use a quintessential Alaskan ingredient -- crab -- to create a special dish for their menu, and the team that sells the most will win an extra $500 in their till.