Here's a sweet treat just in time for your Halloween parties! In this video, Chef John shows you how to make Halloween pumpkin whoopie pies, a fun twist on the classic Amish treat and perfect for the spookiest season of all. Two pumpkin-flavored cookies, made with pure pumpkin puree, sandwich a delicious cream cheese filling, making for an irresistible treat. Refrigerate after assembling for a firmer filling, and enjoy!