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Craft Beer & Brewing
Parti-Gyle Brewing with Main & Mill

Craft Beer & Brewing Course

Parti-Gyle Brewing with Main & Mill

Denny Foster and Brandon Bischoff of Main & Mill Brewing demonstrate the parti-gyle technique, so you can get two or three beers out of the same big grist.

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In this video course, Main & Mill's Denny Foster and Brandon Bischoff explain and demonstrate—using their homebrew-scale pilot kit—their method for parti-gyle brewing. This traditional technique allows you to get two or three different beers out of the same big malt bill. Among other topics, they discuss: 

  • The basics of parti-gyle brewing
  • Practical parti-gyling on a homebrew-scale system
  • Developing recipes for parti-gyle runnings
  • Resources for calculating water adjustments
  • Planning and checking for gravities on separate runnings
  • Avoiding astringency in second runnings
  • Planning for a parti-gyle brew day


The course also includes parti-gale recipes and live demonstration of how they use Beersmith and Bru'n water to dial in recipes.

Course contents

4 chapters, 17 lessons, 38m of video

Chapter 1

Welcome

  • About Main & Mill3:27
  • About This Course: Parti-Gyle Brewing1:57
  • Parti-Gyle, According to the Oxford Companion to Beer

Chapter 2

Building Recipes

  • Overview7:50
  • Hops & Grain Selection2:09
  • Yeast Selection1:22
  • First Runnings: Brewing a High-Gravity, All-Grain Beer
  • Parti-Gyle Splits Chart
  • Recipe: Pilsner/IPA Parti-Gyle with Main & Mill

Chapter 3

Parti-Gyle Brew Day

  • Mashing In3:51
  • Brew System + Tools3:30
  • Wort Runoff8:56
  • Finishing 2 Beers2:42
  • Practical Parti-Gyle Brewing, with Fuller's Brewery in London
  • Recipe: No-Math Parti-Gyle Old Ale, IPA, and ESB

Chapter 4

Thank You

  • Bonus Recipe: Main & Mill Morning Session Stout
  • Wrap Up2:05

What students say

4.7 from 6 reviews
  • Very Helpful

    I've been wanting to try a Parti-Gyle for sometime now and coming across this course has made the development and planning of the brew day that much easier!
    Dave Mitchell
  • Most from the Mash

    Just like parti-gyle, you have to try this course. Worth a watch.
    Geoffrey Smith
  • Parti-gyle Brew Day

    Runs you through the process step by step.
    Victor Aume
Show all 6 reviews
  • Parti-Gyle brew day

    I've been intrigued by this brew method after trying Berserker and Son of Berserker at Midnight Sun Brewing. Having the ability to boil two separate worts simultaneously would really help make this approach more feasible and efficient. I like the idea of maximizing the use of grains and the ability to make two unique beers from the same mash.
    Steve Smit
  • Time to Parti-Gyle

    Enjoyed this mysterious video. You should not attempt this brewing procedure unless you got appropriate boiling vessels & good brewing software. to plan
    Robert Fawbush
  • Parti-Gyle Brewing with Main & Mill
    Brian Lavelle