Keep the Dough Cold: The dough is very sticky, so working in small batches is necessary. Continue chilling the dough you're not working with at the moment. Witch Finger Size: My #1 tip is to make the cookies super skinny, like green bean skinny. They'll puff and spread when baked, but we still want them to look like gnarly, old witch fingers. Making the Knuckles: Gently squeeze the dough to form a knuckle and use the tip of a butter knife to form the knuckle lines, varying the length. Keep ev...