A deliberate hybrid: an American beer that marries the fruity, spicy character of Belgian yeast with the bold hop presence of American varieties. The category is broad by design, covering both American beer types fermented with Belgian yeast and Belgian styles dosed with assertive American hops. Color and strength vary widely, since the base beer can be almost anything.
In the glass
Origin
This style is a product of American craft brewing’s experimental streak rather than any single tradition. As American brewers grew fluent in both Belgian fermentation and aggressive American hopping, a hybrid emerged from pairing the two. A widely cited example is Stone Brewing’s Cali-Belgique, which began in 2008 when the brewery cultured a Belgian yeast strain — bound for its 08.08.08 Vertical Epic Ale — in Stone IPA wort rather than its usual paler wort. Liking the banana-and-spice character the yeast lent the hoppy IPA, Stone kept brewing the combination and released it as a year-round beer, since retired. Many similar beers followed from American breweries already steeped in Belgian methods, and the resulting catchall category was created to hold beers that are, by design, neither cleanly American nor cleanly Belgian.
Notes
What unites these beers is intent: they take a recognizable base and cross it with the “other” tradition. A clean American IPA fermented with a Belgian strain and a classic Belgian ale brightened with American hops both land here, which makes the category one of the most open-ended around. Because the base style sets the color, gravity, and bitterness, no single number describes the type; its specifications are left to vary with whatever style underlies the beer. These beers are best understood as unique unto themselves.
Defining examples
Stone Cali-Belgique IPA (retired)·Great Lakes Spacewalker·New Belgium Trippel·Boulevard Tank 7 (American hop expression)