Try this homemade Marshmallow Buttercream Frosting recipe the whole family will love. Made with unsalted butter, marshmallow cream, sugar and vanilla ex…
This Marshmallow Buttercream Frosting relies on simple, everyday ingredients such as unsalted butter, softened, confectioners' sugar and vanilla extract. It comes together quickly and makes 4 servings, at about 688 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026