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Untapping the potential of yeast

“Interspecies yeast hybrid” sounds like either a black metal band or a horror movie, but the truth is stranger yet: Yeast hybridization is procreation between very different kinds of Beer goes back at least to the Egyptians, but it was only 500 years ago that what is conservatively estimated as a one-in-a-billion chance cross between yeast species allowed for the production of the first lager. It was Saccharomyces cerevisiae, which makes bread, wine and ale possible, and its distant cousin Saccharomyces eubayanus that accidently married to give us the basis for making lagers. Lagers are characterized by cold maturation with bottom-fermenting yeast and a quaffable taste profile.