Pre-heat waffle iron.

In a medium bowl, combine flour, baking powder, baking soda, salt, sugar, and chocolate powder.

In a small bowl, mix together the egg yolks, milk, vanilla, and oil.

In another small bowl, beat/whisk egg whites until they form stiff peaks.

Combine milk mixture with the flour blend in the large bowl.

Add chocolate chips and mix in.

Fold the egg white mixture into the batter gently.

Ladle the batter into the waffle iron according to the manufacturer's instructions.

Cook until done, about 3 minutes per waffle batch.