Phillip Powell loads ears of fresh corn into the propane-fueled roaster that’s parked behind his Aww Shucks food trailer. “This right here is the magic part of the whole operation,” Powell says.

Now, three and a half years after selling their first ear of fire-roasted street corn, Birmingham entrepreneurs Phillip and Avrie Powell are ready to start franchising their Aww Shucks Gourmet ...

Phillip and Avrie Powell, owners of the Aww Shucks Fire Roasted Corn food truck in Birmingham, said they searched online for Guinness World Records they could break to promote their business.