Marshmallow Creme-- is an American confectionery. It is a very sweet, spreadable, marshmallow-like confection. One brand of marshmallow creme is Marshmallow Fluff, which is used to make the New England "Fluffernutter". This is manufactured by Durkee-Mower, Inc. Its ingredients include corn syrup, sugar syrup, vanilla flavor, and egg whites. Ricemellow Creme, manufactured by Suzanne's Specialties, Inc., is a common vegan equivalent.