Beer today, gone tomorrow: Asheville beer happenings Feb. 13-19 Mountain Xpress Catawba Brewing Co. taps its Pomegranate Sour Ale (6.7 percent ABV) on Thursday, Feb. 15, at all four of its tasting rooms. Brewed with malted wheat, the beer was soured in the kettle with lactobacillus with an addition of ripe pomegranate in the ...