Baked German Apple Pancake

Baked German Apple Pancake
Ingredients:
1/4 cup flour
1/4 cup milk
Dash of salt
3 eggs, separated
2 tablespoons margarine
1/2 cup sugar
1 teaspoon cinnamon
3 large or 4 small apples, peeled, cored and sliced 1/4 inch thick

Directions:
1. Preheat oven to 350°.
2. Place 9" ovenproof glass pie dish with deep sides in preheated oven.
(I used an 8x8 in square Pyrex.)
3. Beat egg whites until stiff.
4. In a separate bowl, mix flour, milk, salt and egg yolks with a hand mixer.
5. Gently fold egg white mixture in.
6. Sauté apples, sugar, margarine and cinnamon in skillet for 2-3 minutes until apples are well coated.
7. Pour apples into heated glass pie dish sprayed with non-stick cooking spray.
8. Pour the batter over apples slices.
9. Bake for 20 minutes at 350° until the pancake is brown and puffy.
1o. Remove from oven and loosen sides.
11. Invert on plate, if desired. Cut and serve with maple syrup, if desired.