Preheat 340 F. In large mixing bowl, combine powdered sugar, cocoa powder, & salt. Stir until combined.
Add in vanilla & egg whites. Stir until absorbed. Add in chocolate chips & again, stir until completely mixed into batter.
Line baking tray with parchment paper. Spray with baking spray. Scoop cookies into circles on tray & bake for 12-14 minutes.
Let cookies cool completely & then scrape off paper by sliding an offset spatula completely underneath the cookie.
Place Cool Whip in frosting bag. Frost the tops of each cookie in circular motion.
Drizzle chocolate sauce over Cool Whip & top with sprinkles. Place a cherry in the center of the Cool Whip & enjoy!