Co-Fermented Beverages: What Are They & Are They For You?

There is an old adage “What was old is new again”. This saying has never rung more true than it does today for the alcoholic beverage industry. As total wine sales revenue and volume continue to decline, producers are searching for trendy new taste profiles and production methods to entice new customers and lure back old ones. Co-fermenting grapes, grape skins, and wine with beer become a beverage the French call “Vière”. Vière is steadily gaining popularity in the Northeastern part of the United States and across the country. Our region has an abundance of high-quality fruit and talented beverage makers, making it an ideal environment for developing a thriving Co-fermenting community. An increase in demand for high-quality fruit enhances the opportunity for the expansion of vineyards, orchards, and fruit farms in our region. The economic implications of a sizable jump in agricultural production would provide more support for our local economies throughout the Northeast and beyond. An upsurge in vineyard acreage could lend itself to the planting of more Heritage grape varieties that are especially suitable to the production of Vière, such as Anne Noir, Bacchus, Delaware, Jefferson, Isabella, Marion, and others. These varieties have the added benefit of adapting to changing weather patterns and climatic conditions.

The process of Co-fermenting is when winemakers, brewers, or cider-makers merge and intermingle different production methods to make wine, beer, or cider that can display fun and unique flavor profiles. If you have tasted any of these beverages that have fruit added to them during their fermentation, you have experienced co-fermentation. The lines that define what constitutes wine, beer, and/or cider have become increasingly blurred. Those lines do not get any clearer when you factor in a producer’s willingness to readily accept the effects of wild yeasts, Brettanomyces, volatile acids, and certain bacteria that until recently would have been viewed as an imperfection. 

The question I kept asking myself was “Who is embracing this movement toward Co-fermented beverages with unusual tastes that also includes Pet-Nat, organic, low intervention, and Piquette wines?” Is it a younger consumer demographic searching for its identity to experience something different? 

For some insight into this new trend, I went to a trusted and knowledgeable source, who also happens to be a friend of mine, J. Stephen Casscles, Esq. Steve is a well-known authority on Heritage Grapes, and author of the new 2nd edition of “Grapes of the Hudson Valley and Other Cool Climate Regions of the U.S. and Canada”, which includes two new chapters on Heritage grape varieties bred in New England ( https://www.flintminepress.com/product/grapes-of-the-hudson-valley/ ) and, who has received the 2023 Atlantic Seaboard Wine Association’s prestigious Birchenall Award. 

I asked Steve — “As consumers, what should we know about and expect from the growing Co-ferment movement?” Steve’s comments were as follows:

The North American co-fermentation movement has gained a loyal following that continues to grow and broaden in its appeal to a diverse segment of the adult beverage market. Co-fermented products provide growers and producers a shorter turnaround on their investment because these offerings can be made and sold quickly. The makers of these various co-ferments will continue to evolve their skills and techniques. They will have their successes and even more failures but the reality is that they are business people and they must be profitable to keep their operations viable in the long run. It will be not only interesting but educational to watch as this sector of the industry matures. 

Thank you Steve Casscles for your invaluable contribution to this article, without it this story would not have been possible. 

Photo Courtesy: Return Brewing and Subversive Brewing

2 thoughts on “Co-Fermented Beverages: What Are They & Are They For You?

  1. Great to read all the interesting initiatives around co ferments . However as you say – what is old is new again – It seems this was a common practice in pre BC mediterranean culture as discovered in ancient Roman and Etruscan amphora

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