A sweet and tangy orange cake that is moist and delicious.
Preheat oven to 350F and grease and flour a 13 x 9 inch rectangle pan.
Beat sugar, butter and orange rind at medium speed.
In a medium bowl sift together cake flour, baking soda, baking powder.
Add orange juice and salt and mix.
Add cold water.
Add mixture to your sugar/butter mixture.
Beat egg whites until frothy and gradually add 1/2 cup sugar.
Fold egg whites into batter and pour into greased and floured pan.
Bake for 25-30 minutes until a fork comes out clean.
Let cool slightly and serve with whipping cream.