Combine apple cider vinegar with almond milk, mix and set aside.
Combine all dry ingredients (almond flour, tapioca starch, coconut sugar and baking powder). Mix together.
Preheat waffle iron according to manufacturer's instructions.
Add remaining ingredients to dry mix. Pour in almond milk mixture. Whisk together until smooth. Avoid over mixing.
Grease waffle iron with cooking spray or coconut oil. Using a ladle or measuring cup pour batter into waffle iron. Cook according to waffle iron manufacturer's instructions. Repeat until all the batter is gone.