Ingredients Original recipe yields 16 servings Ingredient Checklist 1 ½ (1 ounce) squares unsweetened chocolate ¼ cup butter 1 ½ cups confectioners’ sugar 1 egg white 1 teaspoon vanilla extract Directions Instructions Checklist Step 1 Melt chocolate and butter in small heavy saucepan over low heat; stir to blend. Step 2 Beat in powdered sugar. Beat in egg white and vanilla, adding a little water, if necessary, to make smooth, slightly soft frosting. Spoon over Chocolate Frosted Marshmallow Cookies cookies to cover marshmallows.
