Confectioners Sugar Mar 27, 2008 18:53:01 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Granny Smith on Mar 27, 2008 18:53:01 GMT -5 Confectioners Sugar1 cup granulated sugar1 tablespoon cornstarchBlend sugar on highest speed of blender for two minutes. Add cornstarch to keep from packing. Store in an airtight container.