You could try this recipe, don't know how it'd turn out though since powdered/confectioner's sugar is the basis for icing. http://funadvice.com/r/15741epbunf
You can make fluffy icing which is basically just egg whites and sugar. There is a recipe for it here http://funadvice.com/r/1574nkvq6q3
what kind of icing do you want to make?