Yesterday morning, we started fermenting a 500 liter on the grain whisky batch in the iStill 500. Starting SG was 1.047. Today, just 24 hours later, the fermentation has finished at SG 0.998. A 6% yield in 24 hours.

How is this possible? How can iStill Advanced Fermentation Protocols create a 4 x faster fermentation, basically limiting fermentation time as the craft distiller's bottle neck?

It has everything to do with controlling the fermentation. Firstly, we fermented with pH Control (pH 6.5 - 4.8). Secondly, we fermented at a constant temperature of 27.5 degrees Centigrade. Thirdly, we have developed an advanced yeast nutrient recipe, that we added to the mix. Fourth? The iStill 500 is now equipped with a fermentation specific agitator protocol ...

Want to learn how to increase your fermentation yield and quality, while slashing throughput times? Reach out to Veronika@iStillmail.com and register for the iStill University! Want to understand what our distilleries can do for you? Then plan a call with Esther@iStillmail.com.

Happy yeast makes better alcohol faster ...

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