Sprinkle yeast over warm milk; stir to dissolve. Beat egg yolks and add to yeast mixture w/ vanilla. Sift together flour, salt and sugar; and add to liquid ingredients. Stir in melted butter and mix thoroughly. In a bowl, beat the egg whites until stiff. CAREFULLY fold into batter. Let mixture stand in a warm place about 45 minutes or until mixture doubles in bulk. Use 7/8 c. mix per waffle.
My gang loves strawberries, ice cream and whipped topping! Mom loves this waffle day!
Makes 5 waffles.
Not a NESTLÉ®-tested recipe.