Primary souring: a novel bacteria-free method for sour beer production
K. Osburn, J. Amaral, S. R. Metcalf, D. M. Nickens, C. M. Rogers, C. Sausen, R. Caputo, J. Miller, H. Li, J. M. Tennessen, M. L. Bochman
The paper identifies wild yeast strains capable of producing lactic acid and ethanol during beer fermentation, proposing a bacteria-free method for sour beer production.
bioRxiv · Jul 28, 2017Microbiology