Prepare cookie mix as directed on package. Roll out dough on floured surface until about 1/4-inch thick. Cut into football-themed shapes with cookie cutters.
Bake and cool as directed on package.
For the Icing, mix sugar, milk, vanilla and food color in small bowl. Stir in corn syrup until icing is smooth and glossy. If icing is too thick, stir in small amount of additional corn syrup. Decorate cooled cookies as desired.