Cookie season kicked off nationwide on Jan. 7 and lasts through March or April, with exact end dates varying by location. Former Long Island Girl Scouts marvel at the cookie evolution since they were the ones in uniform.

One of the most popular Girl Scout cookie flavors is getting made into Wendy’s signature desserts. Wendy’s is partnering with Girl Scouts of the USA for its new Thin Mints Frosty.

According to Wendy's, its newest Frosty combines the "flavor of two iconic fan favorites — Girl Scout Thin Mints and our beloved Frosty dessert — for a delectable, minty treat