Snackin Cookies

1 pkg. (15.5 oz.) chocolate chip or applesauce raisin snack cake mix
1 egg
1/4 cup water
1 tsp. vinegar
1 cup chopped walnuts, chocolate chips, or raisins

Heat oven to 350 degrees. Grease cookie sheets. Combine mix, egg, water, and vinegar till smooth. Stir in walnuts, spoon by teaspoon onto cookie sheet. Bake 10 - 12 minutes until lightly browned.