New research from Brazil suggests that highly controlled anaerobic fermentation can improve the quality of unripe coffees.
A study published in the Springer Nature journal Food and Bioprocess Technology outlines a post-harvest production pathway through which coffee farmers may add more value to coffees that were picked prematurely.
Highly controlled anaerobic fermentation can improve the quality of unripe coffees to the point that they meet specialty coffee standards.
Author's summary: Brazilian study finds closed fermentation improves unripe coffee quality.