Greek Yogurt Cake - cooking recipe

Ingredients

1 cup butter or 1 cup margarine
2 cups sugar
1 cup plain yogurt (8 oz. carton)
5 eggs, separated
1 teaspoon grated lemon rind
3 cups sifted flour
1 teaspoon baking soda

Preparation

Cream butter and sugar until light and fluffy. Add yogurt and beat well. Add egg yolks and lemon rind; mix well. Blend in flour sifted with baking soda. Beat egg whites until stiff and fold gently into cake batter. Pour into a greased and floured, 10 cup mold or a 9 x 13\" pan. Bake at 350* for 30 minutes or until toothpick comes out clean when inserted into center of cake. No frosting is needed.