All rights reserved. Steve is the author of Driving Your Own Karma and Duck Soup for the Soul. When they were little, it was easy for me to put it away and then dole it out in increments, and even then I wasn't too thrilled with them having sweet things more often than usual. First of all, I would not worry about this. So, looking at the big picture, you should feed them well the rest of the year, and that will cover them for these couple of months, ingestion-wise.
Natural consequences are good too.
I ate so much candy at one Halloween that I was so sick for two days. And I never did that again. Mom and dad just sat back and observed. You know it is important to pick your battles, so see if you can let go of the worry and be part of their enjoyment of Halloween, rather than leaving them with a sour picture of you trying to control them at this fun time of year. Childhood memories are very powerful.