Make 2 round cakes according to the package directions. Let the cakes cool.
Make your cookies according to the directions and shape 1 very large cookie and 2 other large cookies. You may have to bake them a little longer.
Cut off one side of the 2 large cookies using a knife.
Then place the chocolate chips in the microwave until melted. Spread the chocolate on back of the cookies. Press on 2 popsicle sticks on the sides.
Place the cookies in the refrigerator until set. Using the hardened chocolate will keep the cookies from breaking.
Make your chocolate frosting or use store bought.
Place your frosted cake on a large plate. Add the cookie ears on the sides and the extra large cookie on the bottom top.
Cut the large marshmallow in half and place the halves above the cookie. Add on the jumbo chocolate chips for the pupils and nose using frosting. Add a mouth using your chocolate cookie icing.