1Heat oven to 375°F. In medium bowl, stir cookie mix, butter, water and egg until soft dough forms.
2On lightly floured surface, roll dough to 1/4-inch thickness. Cut with 2 1/2-inch gingerbread man cookie cutter. On ungreased cookie sheets, place cutouts 2 inches apart.
3Bake 8 to 10 minutes or until edges are set. Cool 1 minute; remove from cookie sheets to cooling racks. Cool completely, about 15 minutes.
4Spoon frosting into decorating bag fitted with round tip. Pipe frosting on cookies. Decorate with cinnamon decors.