While gifts often take the main stage on Christmas morning, there's a lot to be said about a great holiday treat. So, what's the most timeless holiday treat in the state? The Most Popular Holiday Treat In the State (And U.S.)Cookies have been a part of the holiday tradition for centuries. That's not a surprise and obviously a very popular treat on Thanksgiving and Christmas. Pumpkin pie is even better with some whipped cream on top.