Spray a microwave-safe mug or bowl with nonstick cooking spray.
Stir together the cake mix, pineapple, and egg white in the prepared mug or bowl until well combined.
Cook for 1 minute, or until set.
Notes
Serving size: 1 pineapple mug cakeWW Points: 6Check the WW Points for this recipe and track it in the WW app. (Must be logged into WW on a smartphone or tablet.)6SmartPoints (Green plan)6SmartPoints (Blue plan)6SmartPoints (Purple plan)4PointsPlus (Old plan)Use whatever flavor cake mix you prefer. White, yellow, golden butter, lemon, pineapple, funfetti, carrot cake, vanilla, cherry chip, Angel Food Cake and spice cake mix would all work well in this recipe.