Episode 072: Yeast Propagation

Episode 361: How SHREDDER™ works

It’s not pasteurization. It’s not sterile filtration. So how exactly does the Shredder achieve microbiological stabilization? Special Guests: Jesse Kremenak and Matt Burkhardt. Sponsored By: * Hopsteiner [http://www.hopsteiner.com/]: hopsteiner 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/G8Ic7vgC.png] http://www.hopsteiner.com/ * Proximity Malt [http://www.proximitymalt.com/]: proximity malt 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/eJ5h0Hyi.jpg] http://www.proximitymalt.com/ * BSG [https://bsgcraft.com/]: Untitled [https://media24.fireside.fm/file/fireside-uploads-2024/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/IbC1PHKC.png] https://bsgcraft.com/ * Berkeley Yeast [https://berkeleyyeast.com/]: BerkYeast [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/gFdfSI36.png] https://berkeleyyeast.com/ * The Lupulin Exchange [https://lupulinexchange.com/?utm_source=masterbrewerspodcast]: Untitled [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/v8Qkx_h_.jpg] https://lupulinexchange.com/?utm_source=masterbrewerspodcast Links: * Shredder: instant, zero-energy pasteurization [https://masterbrew.mclms.net/en/profile/my-courses/34850/lesson/156253/view] — Brewing Summit 2025 * Upcoming Events - Master Brewers Calendar [https://community.mbaa.com/events/calendar] * 2026 Master Brewers Conference October 22-24: Virginia Beach, VA [https://www.mbaa.com/2026-conference] — Register by June 30 for the lowest rate * Join Master Brewers [https://masterbrew.memberclicks.net/membership-join#!/]

Episode 054: Stuff You Should Know About Keg Valves

Steve Bradt from Micro Matic joins us to talk about keg valve design, function, maintenance, and safety. If you work with kegs, this episode is for you, regardless of your experience level. Special Guest: Steve Bradt. Sponsored By: * Hopsteiner [http://www.hopsteiner.com/]: hopsteiner 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/G8Ic7vgC.png] http://www.hopsteiner.com/ * Proximity Malt [http://www.proximitymalt.com/]: proximity malt 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/eJ5h0Hyi.jpg] http://www.proximitymalt.com/ * BSG [https://bsgcraft.com/]: Untitled [https://media24.fireside.fm/file/fireside-uploads-2024/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/IbC1PHKC.png] https://bsgcraft.com/ * Berkeley Yeast [https://berkeleyyeast.com/]: BerkYeast [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/gFdfSI36.png] https://berkeleyyeast.com/ * The Lupulin Exchange [https://lupulinexchange.com/?utm_source=masterbrewerspodcast]: Untitled [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/v8Qkx_h_.jpg] https://lupulinexchange.com/?utm_source=masterbrewerspodcast Links: * Ask The Brewmasters [https://community.mbaa.com/communities/community-home?CommunityKey=cb7fc054-5008-4b01-87f3-588d3c711e07] * 2026 Master Brewers Conference October 22-24: Virginia Beach, VA [https://www.mbaa.com/2026-conference] — Register by June 30 for the lowest rate * Upcoming Events - Master Brewers Calendar [https://community.mbaa.com/events/calendar] * Join Master Brewers [https://masterbrew.memberclicks.net/membership-join#!/]

Episode 360: How Pitch Rate Affects Cold Lager Fermentations

Can increased pitch rate accelerate fermentation at 8°C? How does pitch rate influence aroma formation in different lager yeast strains? Is there an optimal pitch rate for balancing clean flavour with desired complexity? Special Guest: Richard Preiss. Sponsored By: * Hopsteiner [http://www.hopsteiner.com/]: hopsteiner 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/G8Ic7vgC.png] http://www.hopsteiner.com/ * Proximity Malt [http://www.proximitymalt.com/]: proximity malt 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/eJ5h0Hyi.jpg] http://www.proximitymalt.com/ * BSG [https://bsgcraft.com/]: Untitled [https://media24.fireside.fm/file/fireside-uploads-2024/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/IbC1PHKC.png] https://bsgcraft.com/ * Berkeley Yeast [https://berkeleyyeast.com/]: BerkYeast [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/gFdfSI36.png] https://berkeleyyeast.com/ * The Lupulin Exchange [https://lupulinexchange.com/?utm_source=masterbrewerspodcast]: Untitled [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/v8Qkx_h_.jpg] https://lupulinexchange.com/?utm_source=masterbrewerspodcast Links: * 2026 Master Brewers Conference [https://www.mbaa.com/2026-conference] — October 22-24: Virginia Beach, VA * Lager Yeast: Impact of Pitch Rate on Efficiency and Flavour in Cold Fermentation [https://escarpmentlabs.com/en-us/blogs/resources/impact-of-pitch-rate-in-cold-fermentation-lagers] — Escarpment Labs * Upcoming Events - Master Brewers Calendar [https://community.mbaa.com/events/calendar] * Join Master Brewers [https://masterbrew.memberclicks.net/membership-join#!/]

Episode 072: Yeast Propagation

Understanding the basics of yeast propagation is critical for commercial brewers of all sizes. With 50 years of experience researching yeast, Graham Stewart joins us to talk about the basic principles of brewer's yeast propagation. Special Guest: Graham Stewart. Sponsored By: * Hopsteiner [http://www.hopsteiner.com/]: hopsteiner 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/G8Ic7vgC.png] http://www.hopsteiner.com/ * Proximity Malt [http://www.proximitymalt.com/]: proximity malt 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/eJ5h0Hyi.jpg] http://www.proximitymalt.com/ * BSG [https://bsgcraft.com/]: Untitled [https://media24.fireside.fm/file/fireside-uploads-2024/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/IbC1PHKC.png] https://bsgcraft.com/ * Berkeley Yeast [https://berkeleyyeast.com/]: BerkYeast [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/gFdfSI36.png] https://berkeleyyeast.com/ * The Lupulin Exchange [https://lupulinexchange.com/?utm_source=masterbrewerspodcast]: Untitled [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/v8Qkx_h_.jpg] https://lupulinexchange.com/?utm_source=masterbrewerspodcast Links: * Brewer's Yeast Propagation: The Basic Principles [https://tq.mbaa.com/?article=1910] — 2017 MBAA TQ * Upcoming Events - Master Brewers Calendar [https://community.mbaa.com/events/calendar] * Join Master Brewers [https://masterbrew.memberclicks.net/membership-join#!/] * 2026 Master Brewers Conference [https://www.mbaa.com/2026-conference] — October 22-24: Virginia Beach, VA

Episode 359: Brewing Yeast Volume 1: Yeast Fundamentals and Propagation

A discussion with the authors of a new book about yeast. Special Guests: Bill Maca and Florian Kuplent. Sponsored By: * Hopsteiner [http://www.hopsteiner.com/]: hopsteiner 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/G8Ic7vgC.png] http://www.hopsteiner.com/ * Proximity Malt [http://www.proximitymalt.com/]: proximity malt 100 [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/eJ5h0Hyi.jpg] http://www.proximitymalt.com/ * BSG [https://bsgcraft.com/]: Untitled [https://media24.fireside.fm/file/fireside-uploads-2024/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/IbC1PHKC.png] https://bsgcraft.com/ * Berkeley Yeast [https://berkeleyyeast.com/]: BerkYeast [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/gFdfSI36.png] https://berkeleyyeast.com/ * The Lupulin Exchange [https://lupulinexchange.com/?utm_source=masterbrewerspodcast]: Untitled [https://files.fireside.fm/file/fireside-uploads/images/6/6862bc36-d6ba-44cd-ad18-93b0038a8945/v8Qkx_h_.jpg] https://lupulinexchange.com/?utm_source=masterbrewerspodcast Links: * Brewing Yeast Volume 1: Yeast Fundamentals and Propagation [https://www.mbaa.com/books] — MBAA Store * Upcoming Events - Master Brewers Calendar [https://community.mbaa.com/events/calendar] * Join Master Brewers [https://masterbrew.memberclicks.net/membership-join#!/] * 2026 Master Brewers Conference [https://www.mbaa.com/2026-conference] — October 22-24: Virginia Beach, VA