Roses can be all the colors of the rainbow— so why shouldn’t they be all of them at once?! AND edible? It’s possible when you make this gorgeous cake! Coming to us from the decorating masters at Cake Style, this buttercream rainbow rose cake is fun, beautiful, and easier than you might think. Plus, you can decorate your favorite cake flavors this way! Just grab your piping bag and watch this video, shared in Rumble, to learn how you can let this dessert bloom this summer.