Preheat your oven to 350 degrees.
In a large mixing bowl add your box of cake mix. In a seperate bowl, mix egg with a fork and add egg into bowl withh cake mix. Add Cool Whip.
Stir all ingredients until well blended.
Place the powdered sugar in a small bowl. Using a spoon or a small cookie scoop, drop about a tablespoon of dough into the powdered sugar and roll around to make a ball.
Place powdered dough balls onto a baking sheet lined with parchment paper. Meke sure to keep about 2 inches of space inbetween your cookie dough balls to allow them to spread while baking.
Bake at 350 degrees for 8-10 minutes or until bottoms of cookeis begin to look golden. Remove from oven and keep on baking sheet for an additional 2-3 minutes to allow them to finish baking.
Move to cooling rack. Once cool, ENJOY!