Pumpkin Waffles

1 1/2 c flour
1 1/4 whole wheat flour
1/3 c sugar
2 1/2 tsp aking powder
1 1/2 tsp pumpkin pie spice
1 tsp baking soda
1/4 tsp salt
1 1/2 c buttermilk
1 c pumpkin
1 egg
1 Tbl vegetable oil
1 tsp vanilla
2 egg whites

Combine flours, sugar, baking powder, spice, baking soda and salt in a large bowl.  Stir to mix well.  Make a well in center of dry ingredients.
In another bowl, combine buttermilk, pumpkin, egg, oil, and vanilla.   Whisk until smooth.  Add buttermilk mixture and 1/3 c water to flour mixture.  Stir until moist batter is formed.  Let rest.
In another bowl, beat egg whites on high until stiff peaks form.  Gently fold whites into batter.   Cook according to your waffle maker directions.