Rare Barrel

Rare Barrel specializes in wild fermentation and barrel-aged beers, producing innovative sour ales that push the boundaries of traditional brewing. Based in California, they focus exclusively on mixed fermentation and aging techniques to create complex, layered beer experiences.

The brewery's approach centers on wild yeast and bacteria cultures, utilizing extensive barrel aging to develop depth and character. Their portfolio includes various sour ale styles, from fruit-forward expressions to more traditional farmhouse-inspired beers. Each release demonstrates careful attention to fermentation science and barrel selection, resulting in beers with distinctive tartness and complexity.