Article Operation Strain A Colorado homebrew club crowdsourced to find the best yeast strains for brewing a club member's German Pils. Written by Ryan Thomas You'll Also Like Article MEMBERS ONLY Organized C.H.A.O.S. A homebrew club in Chicago has created a “maker” space for brewing beer — a dedicated brewhouse. Article MEMBERS ONLY Yeast Pitching and Propagation: Techniques If there’s one piece I can recommend for yeast propagation, it’d be an Erlenmeyer flask. An Erlenmeyer flask is easy to close from contamination and take accurate measures in.