Choosing between Koji rice and commercial amylase enzymes for starch conversion in brewing involves distinct methodologies and flavor outcomes. Koji, using *Aspergillus oryzae* fermentation on rice, provides complex enzymatic activity and unique umami notes, ideal for sake or nuanced beer …
Tyler Yeastman
Tyler Yeastman
Tyler Yeastman is a microbiologist who left his lab job to explore the fascinating world of wild fermentation. He maintains a library of over 100 isolated wild yeast strains and bacterial cultures collected from around the world. Tyler specializes in lambic-style beers, spontaneous fermentation, and mixed-culture brewing that produces complex, terroir-driven flavors. His home lab includes custom equipment for yeast propagation and analysis. Tyler frequently collaborates with local breweries to develop signature house cultures based on microorganisms native to their environments.
Co-pitching Saccharomyces cerevisiae and Brettanomyces yeasts simultaneously offers an unparalleled pathway to intricate beer complexity, yielding nuanced ester and phenolic profiles alongside the distinctive funk and high attenuation of Brett. This method dramatically reduces conditioning time compared to sequential pitching, …
Freezing yeast with glycerin is a highly effective, long-term preservation method for your favorite strains, ensuring genetic stability and viability for years. By leveraging glycerin’s cryoprotective properties, which minimize intracellular ice crystal formation, I’ve successfully maintained diverse yeast cultures, drastically …
Choosing the right yeast for your Hazy IPA is paramount. Imperial Yeast A38 Juice and London Fog, while both excellent for the style, offer distinct fermentation profiles impacting attenuation, haze stability, and ester production. My experience shows Juice tends toward …
Achieving precisely controlled tartness in brewing hinges on selecting the right method: single-vessel fermentation with Lachancea thermotolerans (Philly Sour yeast) or pre-fermentation lactic acid production via Kettle Souring. My experience shows Philly Sour delivers a clean, fruity lactic tang alongside …
Brewing a single-hop beer with Mosaic showcases its complex aroma and flavor profile, ranging from blueberry and tropical fruit to pine and dank notes. Achieving this requires precise hop additions throughout the boil, whirlpool, and dry hopping stages, paired with …
Exploring native hops like Medusa and the diverse Neomexicanus category unveils a spectrum of complex, often unexpected aromas and flavors. Medusa, with its unique cannabis, guava, and apricot notes, typically presents low alpha acids, making it ideal for late-boil and …
- Beer Brewing
Hallertau Mittelfruh vs. Hersbrucker: German Lager Hops
by Tyler Yeastman 12 minutes readHallertau Mittelfruh and Hersbrucker are quintessential noble hops, each bringing distinct yet complementary profiles to German lagers. Mittelfruh, with its refined floral and spicy notes, excels in traditional purity. Hersbrucker offers a slightly more pronounced herbal and earthy character, providing …
Cloning Sol Cerveza at home demands meticulous temperature control and a precise grain bill of Pilsner malt and flaked maize. Achieve its iconic crispness and pale hue by mashing low, fermenting cold with a clean lager yeast, and ensuring thorough …
Cloning Guinness Draught demands precise control over roasted malt character, mash chemistry, and critical nitrogenation. Achieving the iconic cascading head and dry, roasty finish involves targeting an Original Gravity of 1.042, a low fermentation temperature around 19°C with an Irish …