![World's Greatest 3-Layer Cookie Has Suddenly Invaded Missouri](http://townsquare.media/site/464/files/2024/06/attachment-dirty-dough-feature.jpg?w=980&q=75)
World's Greatest 3-Layer Cookie Has Suddenly Invaded Missouri
I thought I knew every cookie trick in the book, but I was obviously very wrong. The self-proclaimed world's greatest 3-layer cookie chain has suddenly invaded Missouri and I'm already a big fan.