A geode is a round rock which contains a hollow cavity lined with crystals. They are pretty and good for decoration. Get inspired by this type of appealing rock, some cake artist started to create cakes which covered in stunning edible crystals and these rocky confections have become the ultimate bridal must-haves this season. Of course, if the geode wedding cake isn’t something you can have now, you can also find the desert size geode cake. Just imagine how cool it will be if you grab one of the cake at your hand and people might think you are eating rock!