ITALIAN LEMON COOKIES

Steps:

• In a large bowl, cream butter and sugar until light and fluffy. Beat in egg yolks and lemon zest. Gradually beat in flour. Refrigerate, covered, 1 hour or until firm enough to shape., Preheat oven to 350°. Shape level tablespoons of dough into 6-in. ropes. Shape each rope into an "S", then coil each end until it touches the center. Place 2 in. apart on ungreased baking sheets. Whisk egg whites; brush over cookies. Sprinkle with colored sugar., Bake until bottoms are brown, 12-14 minutes. Remove from pans to wire racks to cool.