"Warning: Do Not Eat Your Fortune" - From a Fortune Cookie

My hunch is that they were trying to be funny when they wrote "Warning: Do not eat your fortune," and put it in a fortune cookie.  I think there's meaning here.

People often eat their fortunes.  This is true in a variety of ways.  Some just consume their fortunes quickly and are left without them.  Others use their fortunes to eat way to much- or in general to get too much unneeded stuff even if they don't use it all up. Some waste their lives, consume them without enough care.  Some devour their loved ones, the greatest fortune of all...