Creamy Chocolate Frosting
["2 oz. baking chocolate, melted", "1 c. miniature marshmallows", "1/2 c. butter", "1/3 c. milk", "3 c. powdered sugar"]
["Melt baking", "chocolate", "in", "the", "top of a double boiler over hot,", "not", "boiling water; add marshmallows and stir occasionally until", "melted.", "Remove from heat; with electric mixer beat in butter and milk until smooth.", "Add powdered sugar and blend in thoroughly.", "Yield:", "Fills", "and", "frosts", "two", "9-inch layers."]
["baking chocolate", "marshmallows", "butter", "milk", "powdered sugar"]