During the GABF award ceremony I was sitting front row center, which was a great opportunity to witness the facial expressions on people’s faces as they came up to accept their awards. After the ‘Wood and Barrel-Aged Sour Beer’ category was announced, three guys who looked barely 30 approached the stage looking like deer in headlights. These were the guys behind Our Mutual Friend Brewing, a local Denver-based brewery that took home silver in the category for