The Frosty featured a unique Thin Mints-inspired cookie butter swirl—and, for the first time ever, customers could choose if they wanted the swirl in the Chocolate or Vanilla Frosty, which meant there ...

Her mom chimes in to list all the recipes McKenna has made online to drum up sales, including Thin Mint cookie pie and cookie dip. McKenna speaks about camping, working with therapy dogs and other ...