How to Know when Fermentation Has Finished - Advanced (outdated)

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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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22 Comments

  • B
    Comment Author: Baily

    I started with a o.g of 1.076 and my f.g is 0.098 now in most terms this is good but I seem to have a concern with the cloudiness of the mash does this mean that the yeast is still in suspension but eaten all the sugar I just want to know before I chuck it in the still

  • S
    Comment Author: Stacy

    What would be too long for corn whisky mash to sit?

  • RB
    Comment Author: Rod Butler

    can you use brown sugar for your wash to make alcohol to be more like rum than vodka

  • R
    Comment Author: Rex

    Should the mash be stirred prior to taking a final SG?

  • B
    Comment Author: Bobby

    Im new to distilling however i read/watched, if your mash is real thick (corn meal is what this guy was using) add amalaze enzyme it turns the starch into a sugar is basically what I got from it.