Fluffy Pancakes

Put in blender and blend on high speed.
5 slightly beaten egg yolks
1-2/3 cups buttermilk
1 t soda
Sift and add to blender then blend at high speed.
1½ cups sifted flour
1 T sugar
1 t baking powder
½ t salt
Add 3 t soft butter. Pour into a mixing bowl and blend in 5 egg whites beaten very stiffly. Fry on hot griddle, that's been lightly greased.