You will need:
1/2 cup butter or margarine, not diet, softened,
1 egg, slightly beaten 1 teaspoon vanilla
1 jar M&M Cookie Mix
Preheat oven to 375. Empty the jar of cookie mix into large mixing bowl. Use your hands to thoroughly blend mix. Add the butter, egg and vanilla. Mix together all the ingredients until completely blended. You will need to finish mixing with your hands. Shape into balls the size of walnuts. Place the cookies 2 inches apart on sprayed baking sheets. Bake for 12 to 14 minutes, until edges are lightly browned.