Not sure, but I have three 5 gallon cider batches going, and I hope the smell goes away. It's getting to cold to have the doors and windows open.
On Deck - Several Hard Ciders
Primary - empty
Secondary - Hofbrauhaus Lager, Surly Furious clone, Kolsch
Bulk Aging - Brewtopia Barleywine, Pomegranate Wine, Red Table Wine, Wild Fox Grape Wine, Blueberry Wine