Old Nation Brewing Whirled Tart Strawberry Rhubarb is a fruit beer by style. Tart. Fruity. Aromatic. A beer whirled with succulently sweet and tart strawberry and rhubarb flavor. Whirled Tart Strawberry Rhubarb strikes a delicious balance of tart fruit flavor that will tease your taste buds. This craft beer is 4.5% ABV and 16 IBUs. In this craft beer review, we will take a look at the color, smell, and taste.