Heat oven to 350ºF. Spray cookie sheet with cooking spray.
In large bowl, mix cookie dough, walnuts, cranberries and orange peel with wooden spoon, or knead with hands until well blended. Onto cookie sheet, drop dough by rounded tablespoonfuls about 2 inches apart.
Bake 13 to 15 minutes or until edges are set. Cool 5 minutes; remove from cookie sheet to cooling rack. Cool completely.
In small bowl, stir powdered sugar and orange juice until smooth. Drizzle glaze over cookies.