I've read the dates are September 23 - November 14, 2016. Apparently the dates were on the back of the Holiday Passport 2015 for Candlelight Processional (just read this, didn't actually see the passport).
The menus are released pretty late 1-2 months before hand. However, usually 90% stays the same with a couple of new booths or a few new offerings. Here's our reviews from 2015.
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