Next, cut a tiny hole in the tip of the bag. Make a spiral design starting in the middle of the brownie and going all the way to the edge. Then, drag a toothpick from the center of the spiral to the outside it look like a spiderweb.
Spider Cake -- Spiders on a cake are just plain creepy and a whole lot of fun. The marble cake will satisfy your cravings for both vanilla and chocolate. Nutella buttercream and bittersweet ganache spiders are the perfect finishing touches!