For anyone who can't decide whether to have cola or beer: This OETTINGER Mixed therefore consists of 50% beer, 50% cola. You'll feel 0% SLUGGISH, as it contains caffeine and has only 2.5 vol.% alcohol. Beer mixed with cola is called "diesel", "scumbag", "bog water", "beer with a shot" or "Krefelder", depending on which region of Germany you happen to be in. We call it delicious