use indelible food coloring or concentrated beet juice.(instead of permanent felt marker) to be able to USE it (soup!Less waste!
Icy Hands Halloween Punch Recipe ~ VODKA or white rum, lemon lime soda, Red food coloring, Marshmallows (optional), and icy hand {How-To}. To get even more super duper spooky add a fog effect with dry ice
Pickled Brains - Cauliflower as a creepy Halloween hors d'oeuvre. Martha displayed this spook-tacular appetizer on a special Monster Buffet during her Halloween Monster Bash with Jimmy Fallon.
Even the toilet can get in on the act for a Halloween Party. use non-staining pool dye to have every flush blood red. So funny and gross! Great suggestion to get the dye to work in the tank. Ewww that's pretty gross!
Throwing a Party This Halloween? Try Some of These Chillingly Creepy Cocktails « Halloween Ideas - "Bloody Brain Shooter"