Master Brewers Podcast
by Master Brewers Association of the Americas (MBAA)
Episode 208: Understanding Thiol Precursor in Hops & Malt (Apr 2021)
About this podcast
Each week, thousands of brewers download The Master Brewers Podcast to hear interviews with the industry's best & brightest in brewing science, technology, and operations. The show is known for featuring technical deep dives, a bit of brewing history, cutting edge research, hard lessons learned, important industry contributors, and no fluff. If you make beer for a living, this show is for you. Thank you, sponsors!
Episodes
The newest 50 of 352 episodes
- Episode 208: Understanding Thiol Precursor in Hops & Malt (Apr 2021) · 47 minWe catch up with a guy who's been studying thiols since before most of us understood why they matter. If you're chasing tropical flavors in beer, this episode is a must listen…
- Episode 372: New Hop Creep Research · 41 minSome of the latest experiments designed to unlock the mysteries of hop creep. Special Guest: Jessica Young. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley…
- Episode 031: Maintaining Good Yeast Health (Apr 2017) · 32 minIndustry veteran Mark Sammartino talks about his past experiences keeping yeast happy to achieve consistent fermentations. Special Guest: Mark Sammartino. Sponsored By: •…
- Episode 371: Co-Packing · 50 minBest practice advice for co-packing producers and brands. Special Guest: John Rehm. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast: • The Lupulin…
- Episode 259: Cannabaceae Creep (Sep 2022) · 41 minThe quest to determine the origin of hop creep takes an interesting twist. Special Guest: Matt Cottrell. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley…
- Episode 370: Using Glycolipids to Prevent Refermentation · 41 minYet another novel approach for micro stabilization of NA beer Special Guests: Nate Armbrust and Paul Marquardt. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: •…
- Episode 245: Romp of Otters (Apr 2022) · 36 minA collaboration between OSU's Barley Project Lab, Admiral Maltings, and Seismic Brewing explores the possibilities for achieving Maris Otter flavor in newer barley varieties…
- Episode 369: 10th Anniversary Special · 47 minA cast of characters from past episodes competes in a live quiz show to celebrate 10 years of the Master Brewers Podcast Special Guests: Ashton Lewis, Erin Maynard, Glen Fox…
- Episode 211: The Sweet Spot (May 2021) · 46 minDextrose, cane sugar, beet sugar, corn syrups, back sweetening with stevia, and more. Special Guest: Scott Helstad. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: •…
- Episode 368: We Can Totally Fit That Somewhere · 56 minA guide to strategically leveraging the used equipment market. Special Guests: Garrett Meier, Kayla Johnson, and Mike Gerhart. Sponsored By: • Hopsteiner: • Proximity Malt: •…
- Episode 148: OSHA in Your Brewery (Oct 2019) · 51 minIf OSHA shows up at your brewery tomorrow, are you ready? Special Guests: John Olaechea and Nicole Reiman. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley…
- Episode 367: Arabinoxylan vs. Beta Glucan · 43 minThe impact of Arabinoxylan vs. Beta Glucan on viscosity. Special Guest: Betsy Roberts. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast: • The Lupulin…
- Episode 138: Steeping: The Fulcrum Between Good and Bad Malt (Jul 2019) · 43 minTyler Schoales of Country Malt Group takes us on a deep dive into the most important step in malting. Special Guest: Tyler Schoales. Sponsored By: • Hopsteiner: • Proximity…
- Episode 366: Carbonation as a Control Mechanism of E. coli and Salmonella in NA Beer · 57 minE. coli and Salmonella can grow in NA beer, but there's a convenient catch. Special Guests: Grzegorz Rachon and Joy Waite-Cusic. Sponsored By: • Hopsteiner: • Proximity Malt…
- Episode 240: Understanding the Risk of Can Pressure Failures (Feb 2022) · 40 minHave you ever wondered if you're pushing the limits of how much pressure your cans can handle? A Master Brewers Past President joins us to discuss a chart he designed to keep you…
- Episode 365: A Western Approach to Sake Production · 52 minIf you think brewing sake in your brewery is out of reach, think again. Special Guests: Chijindu Onwuchekwa and Scott Lafontaine. Sponsored By: • Hopsteiner: • Proximity Malt…
- Episode 253: CIP Fundamentals (July 2022) · 54 minOliver Meinhold takes us back to the basics of cleaning & sanitation in the brewery. Special Guest: Oliver Meinhold. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: •…
- Episode 364: pH Fundamentals · 59 minThe fundamentals of pH and why your mash pH might not be what you think it is. Special Guest: Ashton Lewis. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley…
- Episode 049: Breathe, Breathe, Breathe, Scream (August 2017) · 46 minKerry Caldwell suffered severe injuries from an accident in the brewhouse. She was airlifted and overcame the 34% chance of survival calculated by the hospital. This episode is…
- Episode 363: Sensomics · 45 minWhat it is, and what it has done/can do for beer. Special Guests: Klaas Reglitz and Martin Steinhaus. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast…
- Episode 140: Think Twice Before You Dump: A Journey to Wastewater Compliance (August 2019) · 39 minAnn Spevacek & Eric Ritchson from Pizza Port Brewing discuss water usage and their journey to wastewater compliance. Special Guests: Ann Spevacek and Eric Ritchson. Sponsored By…
- Episode 362: Aroma Hop Shelf Life · 54 minA recent OSU study of aroma hop shelf life under commercial storage conditions. Special Guests: Cécile Chenot and Tom Shellhammer. Sponsored By: • Hopsteiner: • Proximity Malt…
- Episode 075: How Isinglass Works · 26 minHow isinglass works, how to optimize results, when and why to use auxiliary finings (such as silica solutions), and more. Special Guest: Andrew Fratianni. Sponsored By: •…
- Episode 361: How SHREDDER™ works · 43 minIt’s not pasteurization. It’s not sterile filtration. So how exactly does the Shredder achieve microbiological stabilization? Special Guests: Jesse Kremenak and Matt Burkhardt…
- Episode 054: Stuff You Should Know About Keg Valves · 36 minSteve 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…
- Episode 360: How Pitch Rate Affects Cold Lager Fermentations · 42 minCan 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…
- Episode 072: Yeast Propagation · 40 minUnderstanding 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…
- Episode 359: Brewing Yeast Volume 1: Yeast Fundamentals and Propagation · 42 minA discussion with the authors of a new book about yeast. Special Guests: Bill Maca and Florian Kuplent. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast…
- Episode 241: Mash Filters · 35 minHow & why to operate a mash filter Special Guest: Jason Platek. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast: • The Lupulin Exchange: Links: •…
- Episode 358: Lager Sensory at von Trapp · 31 minHow von Trapp uses sensory to lock in lagers. Special Guest: Jack Van Paepeghem. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast: • The Lupulin…
- Episode 236: Sustainability at Drake's · 1 h 5 minHow Drake's Brewing Co approaches sustainability. Special Guest: Hal McConnellogue. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast: • The Lupulin…
- Episode 357: Dark Beer · 45 minWhat’s the secret to brewing award-winning dark, malty beers? Special Guest: Ryan Fields. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast: • The…
- Episode 232: 074 (US Vista) · 48 minThe hotly anticipated release of the USDA public hop breeding program's 1st tropical aroma bomb. What it took to finally get here, what the future looks like, and more. Special…
- Episode 356: Carlsberg's New Barleys · 50 minHow serious innovation at Carlsberg is changing the outlook and timeline for barley breeding. Special Guest: Birgitte Skadhauge. Sponsored By: • Hopsteiner: • Proximity Malt…
- Episode 230: Under Pressure · 46 minUsing the dissolved CO2 content of active fermentations to control your process. Special Guests: Andrew MacIntosh and Karen Fortmann. Sponsored By: • Hopsteiner: • Proximity…
- Episode 355: Micro Stabilization with Chitosan Fiber · 45 minAn option for microbiological stabilization that might not be on your radar. Special Guests: Audrey Carpenter and David Brown. Sponsored By: • Hopsteiner: • Proximity Malt: •…
- Episode 260: Beer & Health · 52 minYou and I both know that beer has a lot of nutritional value, but are we prepared to speak intelligently about that? How do we get consumers to look past beer's stereotypes and…
- Episode 354: Hop Selection · 1 h 4 minBehind the scenes at hop selection with insights from Russian River, Breakside, Ghost Town, Haas, and Yakima Chief Hops. Special Guests: Ben Edmunds, Bridget Gates, Jeff Dailey…
- Episode 242: Brewing Purposefully with Wood · 34 minHow our guest uses wood in brewing, how Louis Pasteur ruined beer, and how maybe when the liquid in a barrel can't become a beer, it can get another purpose. Special Guest: Peter…
- Episode 353: Dialing in PUs with Yeast Ascopores · 48 minJust how much pasteurization is actually needed for your NA products? Special Guest: Grzegorz Rachon. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast…
- Episode 015: Simplifying the Understanding of Malt COAs · 1 h 13 minIndustry veteran Joe Hertrich talks about what matters most on your malt Certificates of Analysis. Special Guest: Joe Hertrich. Sponsored By: • Hopsteiner: • Proximity Malt: •…
- Episode 352: Modern West Coast IPA at Breakside · 60 minRecipe, process, and key considerations when brewing modern West Coast IPA. Special Guest: Ben Edmunds. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast…
- Episode 238: Winter Barley · 1 h 5 minAn exciting, new 2-row winter variety coming out of Virginia Tech, the advantages winter barley brings to growers, maltsters, and brewers, the challenges ahead, and how you can…
- Episode 351: Training in the Brewery: A Food Safety Fundamental · 40 minHow Two Roads approaches training in the brewery. What to train, who trains, how to prove it, and how to make it stick on the floor. Special Guest: Jen Pesavento. Sponsored By…
- Episode 243: Terrified of Being Torrified · 52 minBSG's adjunct professor & head comedian explain the difference between terms like rolled, flaked, toasted, micronized, and torrified; How it's all made, what's "mash ready,"…
- Episode 350: Russian River's CO2 Surplus · 1 h 12 minHow would like to be in the position of figuring out how to sell your excess CO2 rather than just accepting the price, quality, and availability from a supplier? Special Guests…
- Episode 235: Flavorings That Go BOOM in the Night · 36 minEveryone is doing it. Are you doing it safely? Special Guest: Mark Jaeggi. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast: • The Lupulin Exchange: •…
- Episode 349: Nontraditional Yeast for NA Beer · 1 h 0 minAn analysis of every commercially available non-alcoholic yeast strain. Special Guests: Andrew Maust and Scott Lafontaine. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG…
- Episode 234: New Year's Resolution · 34 min2 real-life brewery horror stories and 3 guys who hope you'll make a new year's resolution to take brewery safety seriously. Special Guests: Brian Faivre and Eric Moore…
- Episode 348: Sustainable Stabilization · 45 minThe Lagunitas approach to sustainable stabilization Special Guest: Sam Thompson. Sponsored By: • Hopsteiner: • Proximity Malt: • BSG: • Berkeley Yeast: • The Lupulin…







