This teacher just won Halloween . His interesting choice of potluck meal seems to be a legendary choice! Halloween is a fun time for lots of kids and adults who celebrate it. It's a time to think of the most fun, scary, or silly costume you can think of, as well as dressing up your kids or pets. Other people love to deck their house out with those 12-foot skeletons or put fake spider webs over every bush and tree in their yard. Not to mention the fun of going trick or treating, or staying in an…