Add to a large mixing bowl the cake mix, flour and baking powder and whisk together
Add the oil, milk, water and both extracts . Blend well
In a separate mixing bowl beat the 4 egg whites until they form stiff peaks
Gently fold the egg whites into the batter until everything is incorporated
Preheat waffle iron
Spray with cooking spray
Fill the waffle careful not to overfill because these will puff up some
Cook until golden brown