Sour Cream Waffles

This recipe is from the April 2014 Food Network magazine and was probably one of my favorites waffle recipes I've made. Kyle preferred the last waffle recipe I made because it was sweeter than this one, but this one was so good and really hit the spot for breakfast.

• 2 cups cake our
• 1 1/2 tsp baking powder
• 3/4 tsp baking soda
• 3/4 tsp salt
• 3/4 cup sour cream
• 2 lg eggs, separated
• 3/4 cup milk
• 1 tsp vanilla
• 1 stick unsalted butter, melted
• 1/4 cup vegetable shortening, melted
• 2 tbsp packed dark brown sugar

1. Preheat a waffle iron
2. Whisk the flour, baking powder, baking soda and salt till combined and set aside
3. Whisk the sour cream, egg yolks, milk and vanilla till smooth, then whisk in the melted butter and shortening. 
4. Beat the egg whites in a separate bowl with a mixer till soft peaks form, about 3 minutes. Sprinkle in the brown sugar and continue beating till stiff glossy peaks form about 4 minutes.
5. Make a well inteh center of the flour mixture and gradually whisk in the sour cream mixture until just combined. Fold in the beaten egg whites until incorporated.
6. Brush the waffle iron with melted butter and make waffles.