2 cups all purpose flour

1 cup whole wheat flour

1 tbsp baking powder

3/4 tsp baking soda

2 tsp sugar

1 tsp salt

3 1/2 cups buttermilk

1 1/2 sticks unsalted butter, melted and cooled

3 large eggs, separated

Mix all the dry ingredients in a large bowl. In a separate bowl, mix together the buttermilk, egg yolks and butter. Whisk the egg whites until they form into peaks. Add the buttermilk mixture to the dry ingredients and gently mix. (Add more buttermilk if the mixture is too thick.) Fold in the egg whites.

Cook in a waffle maker and serve with your favorite topping.