How to Know When Fermentation Has Finished

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Portrait of Emmet Leahy

Emmet Leahy is the Chief Operating Officer and lead product developer at Clawhammer Supply, a small scale distillation and brewing equipment company. He loves the process of developing new equipment for making beer at home just as much as he does using it to brew his own beer. He's also passionate about teaching people how to use distillation equipment to produce distilled water, essential oils, and with the proper permits, fuel alcohol and distilled spirits.

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96 Comments

  • MR
    Comment Author: martha richardson

    hi, i have been studing on corn whiskey/moonshine and i am preparing to make my first batch, i feel confadent that it will turn out well. i am going to order my supplies and when they arrive i will begin the process and in will get back to you with my results

  • T
    Comment Author: Thompson

    I just put a batch on its my first time and its on 32degrees c and iv got another container on room temperature. Does anyone have any advice on how long these will take?

  • H
    Comment Author: Henry

    I have a question I was cooking my mash everything was going great developed a leak shut it down fix the problem for one wasn’t able to get back to my pot for 2 days is it still OK to cook my mash it was sealed.

  • I
    Comment Author: Icobod

    Was Field Corn not filed

  • I
    Comment Author: Icobod

    When you use corn for the mash you are using filed corn correct why doesn’t anyone use sweet corn, seems the sugar content would be higher or would it just be a waste of good eating corn LOL?