Instructions:

1. Combine ingredients: In a bowl, mix together the cake mix, Cool Whip, and egg.
2. Form cookies: Drop by teaspoonfuls onto a baking sheet lined with parchment paper.
3. Bake: Bake in a preheated oven at 350°F (175°C) for 12-15 minutes, or until golden brown.
4. Cool: Let the cookies cool on the baking sheet for a few minutes before transferring them to a wire rack to cool completely.
5. Coat: Toss cooled cookies in powdered sugar to coat.
6. Enjoy: Serve and enjoy your delicious Cool Whip cookies!