This classic “Fluffy Frosting” recipe is a nostalgic throwback to early 20th century American baking. Often used in family gatherings and birthday parties, it's beloved for its light, marshmallow-like texture and delicate sweetness. Made with basic pantry ingredients like sugar, egg whites, and vanilla, it's a traditional boiled frosting that rises to stiff peaks when whipped , perfect for topping cakes and cupcakes with a glossy, cloud-like finish. It was commonly passed down through generations on handwritten cards like this one.