Master Brewers Podcast

The quest to determine the origin of hop creep takes an interesting twist. Special Guest: Matt Cottrell.

The popularity of heavily-hopped beer styles has put USA hops front and center, but threats are looming; wildfire, climate change, water availability, the loss of hop farming families, and the ongoing shift from public to private hops. Hop growers Darren Gamache (VGF) and John Segal (Segal Ranch), master brewer Karl Ockert, and hop consultant Eric Sannerud joined John Bryce on stage during the 2022 Brewing Summit to discuss these topics and more. Special Guests: Darren Gamache, Eric Sannerud, John Segal, and Karl Ockert.

When Madtree Brewing Co. expanded from a 15 bbl brewhouse to a 100 bbl brewhouse, they experienced intermittent acetaldehyde spikes in one of their brands. Becca Ransohof & Trent Leslie walk us through the troubleshooting process that resolved the issue. Special Guests: Becca Ransohoff and Trent Leslie.

What is ISTT water and what can it do for us? Special Guests: Carl Halterman and Jeff Gunn.

The discovery of new alpha and beta acids. Special Guest: John Paul Maye.

Graham Stewart discusses the mechanics of yeast stress during the 2019 Master Brewers Conference in Calgary Special Guest: Graham Stewart.

OSU probes the sustainability of hops, from kiln cycles to double dry hopping. Special Guests: Lindsey Rubottom and Tom Shellhammer.

Oliver Meinhold takes us back to the basics of cleaning & sanitation in the brewery. Special Guest: Oliver Meinhold.

Like it or not, you're in the wastewater business. Special Guest: Campbell Morrissy.

Do you know how much DO is in your wort? What percentage of injected oxygen is solubilized? Derek Dawson set out to answer these questions at Modern Times Beer. Special Guest: Derek Dawson.

A recent Master Brewers Technical Quarterly paper explores the answer. Special Guests: Aaron Staples, Alec Mull, Alex Adams, Rob Sirrine, and Scott Stuhr.

The previous episode explained how and why North American 2-row barley evolved to take on 6-row traits. This week Joe Hertrich explains why that's problematic for all-malt brewers and what can be done about it. Special Guest: Joe Hertrich.

Since 1972 North American 2-row barley has slowly but steadily evolved into something that has more in common with 6-row than traditional European 2-row barley. Find out why this is great news for adjunct brewers and problematic for all-malt brewers. Special Guest: Joe Hertrich.

Things to consider before making the transition from bagged to bulk malt. Special Guest: Tim Roberts.

The author of one of the latest publications from ASBC & MBAA joins us to talk about Mashing. Special Guest: Evan Evans.

Our friend, Dr. Yin, returns to discuss his new Malt book and the 2021 barley crop Special Guest: Xiang Yin.

Stijn Mertens and Jan Steensels talk about what's happening inside one of the world's most advanced yeast labs. Special Guests: Jan Steensels and Stijn Mertens.

How Wicked Weed made a beer smell like cannabis, without using cannabis. Special Guests: Joe Pawelek and Ross Hunsinger.

A collaboration between OSU's Barley Project Lab, Admiral Maltings, and Seismic Brewing explores the possibilities for achieving Maris Otter flavor in newer barley varieties, bred for better agronomics & brewhouse performance. Special Guests: Campbell Morrissy and Curtis Davenport.

To what extent does yeast strain selection & dry hop timing put the haze in your hazies? Special Guests: Keith Lacy and Laura Burns.