We didn't know, but you can bring your own mug to Bockfest. So we waited in line for 15 minutes to buy some mugs.
/-94.449924,44.289083,12,0/300x200@2x?access_token=pk.eyJ1IjoiYnJvb3giLCJhIjoiY2t4bTRvanlyNGQzdDMycnlhYWxuNnJrMSJ9.3t84lySxSnlT_godO2JDvA&attribution=false&logo=false)