DRY-HOPPED SOUR ABV 5.2% IBU 7 Fermentables: 2-Row Pale, Wheat, Vienna Hops: Santiam, Citra A “backdoor slider” is a deceptive pitch that starts outside the strike zone but then catches the back corner of the plate. Backdoor Slider is a simple sour ale that leads with Citra hops into a tart finish, with a touch of wheat crackers.