- 1 box (18 oz.) chocolate cake mix
- 1 cup plain Greek yogurt
- 1 cup water
- 1 egg and 4 egg whites
- 1 tsp. ground cinnamon
- Preheat oven to 350°. Spray with cooking spray two 9-inch round cake pans*; set aside.
- Beat cake mix, yogurt, water, eggs and cinnamon 30 seconds in large bowl with electric mixer on low speed. Beat on medium speed, until smooth. Pour batter into prepared pans.
- Bake 30 minutes or until toothpick inserted in centers comes out clean. Cool 10 minutes on wire rack; remove from pans and cool completely. Sprinkle, if desired, with confectioners sugar or frost one cake top with reduced sugar frosting, place other cake on top and frost entire cake. Top with sliced berries.