Spectacular Orange Cake

2 1/4 cups all-purpose flour
2 tsp baking powder
1/4 tsp baking soda
1/2 tsp salt
4 egg whites
3/4 cup water
1/4 cup fresh orange juice
1/2 cup butter or margarine
1 1/2 cups sugar
1 Tbsp grated orange peel
Orange Filling...recipe follows
Orange Buttercream Frosting...recipe follows

1. Preheat oven to 350 degrees..Grease and flour two 8 inch round cake pans; set aside.

2. In a medium bowl, whisk together the flour, baking powder, baking soda and salt; set aside.

3. Beat egg whites at high speed of an electric mixer until stiff peaks form; set aside.

4. Combine water and orange juice in a glass measure; set aside.

5. In a large mixing bowl using an electric mixer at medium speed, cream the butter and sugar until light and fluffy. Add orange peel and mix well. Add the flour mixture alternately with the water/juice mixture, beginning and ending with the flour mixture. Gently fold in the beaten egg whites until well blended. Pour batter evenly into the prepared cake pans.

6. Bake for about 25-30 minutes or until tested doen when pressed lightly in the center and cake springs back. Cool cakes in pans for 5 minutes on wire rack, then remove from pans. When completely cool, spread with Orange filling between layers and frost top and sides with Orange Buttercream Frosting.

Makes 10-12 servings.

Orange Filling..
1/2 cup sugar
2 Tbsp cornstarch
1 1/2 tsp grated orange peel
1/4 tsp salt
3/4 cup orange juice
1/4 cup water
2 egg yolks
2 Tbsp butter

1. Combine sugar, cornstarch, organe rind and salt in heavy saucepan.
2. Gradually blend in orange juice, water and beaten egg yolks..Cook over medium heat stirring constantly until mixture thickens. Cook for three minutes..Remove from heat and stir in butter. Cool before spreading between layers.

Orange Buttercream Frosting

6 Tbsp butter
4 1/2 cups sifted powdered sugar
1 Tbsp grated orange peel
pinch of salt
4-6 Tbsp orange juice

1. In small deep bowl, cream butter, powdered sugar, orange rind, salt and enough orange juice until desired spreading consistency. Spread onto the sides and top of cake.