Chances are if it doesn't get answered, it's not because it's a stupid question. The stupid posts get about 40 or so replies, each as stupid as the original thread (I'm just as guilty as the next)

Anyway... a gui interface to watch cookies I know of, but not anything that will allow you to modify them on the fly...

http://www.naturpic.com/cookie/

http://www.kburra.com/cpdown.html

http://www.acesoft.net/winspy/

Maybe one of these will help.