It's official: Greek yogurt is now the reigning queen of the dairy aisle. New brands have been sprouting left and right, and one of them is Yopa!, by the makers of YoCrunch. It bills itself as "authentic Greek nonfat yogurt," but how did it taste in comparison to other Greek-style yogurts on the market? To find out, we tasted three fruity classics — strawberry, blueberry, and black cherry — complete with an essential, crunchy granola (an added bonus on the package). Find out how Yopa! yogurt fared.