I first saw these fun Halloween treats pictured on my Instagram feed ( @eatpastry ) and immediately wanted to eat one. So, I got to work making them at home for our pre - trick or treat Halloween party. They ended up being pretty easy to create and they were a hit with the neighborhood kids. I lightly adapted a Christina Tosi chocolate cookie recipe, ( All About Cookies ,) and used store bought vanilla frosting, and tinted it red. Mini marshmallows are used for the teeth. I t