Orange Spiced Gingerbread Cookies

In large mixer bowl combine brown sugar, ⅓ cup butter, molasses, egg and orange peel. Beat at medium speed, scraping bowl often, until smooth and creamy (1 to 2 minutes). Add all remaining cookie ingredients. Reduce to low speed. Continue beating, scraping bowl often, until well mixed (1 to 2 minutes). Cover; refrigerate at least 2 hours. Heat oven to 375°. Roll out dough, ½ at a time (keeping remaining dough refrigerated), on well floured surface to ¼-inch thickness. Cut with 3 to 4 inch cookie cutters. Place 1-inch apart on greased cookie sheets. Bake for 6 to 8 minutes or until no indentation remains when touched. cool completely. In small mixer bowl combine all frosting ingredients. Beat at low speed, scraping bowl often, until fluffy (1 to 2 minutes). If desired, color frosting with food coloring. Decorate cookies with frosting.