Upside-down Rhubarb Cake Tweet Pin It A great Rhubarb Upside-Down Cake recipe for fans of rhubarb cakes everywhere. The rhubarb is undeniably the star and shines against the moist vanilla cake. Other Cake Recipes You Might Like Cranberry Upside-down CakeMarble Butter CakeFrench Almond Cake with a Lovely Glaze Continue Reading