To prepare cake, preheat oven to
325° F. Grease 10-inch round pan (at least 2½ inches high) with nonstick cooking oil
spray. Powder pan with flour. Tap out excess flour.
Sift together flour and baking
powder. In a separate bowl, beat together butter and sugar until soft and creamy.
Beat
in eggs, vanilla, and orange peel. Gradually add flour mixture, alternating with milk,
beginning and ending with flour. Pour mixture into prepared pan.
Bake for 40 to 45 minutes or until
done. Let cake cool for 5 to 10 minutes before removing from pan. Let cool completely
before icing.
For
the icing:
To prepare icing, in a medium bowl
combine the cream cheese and milk until smooth. Add cocoa and blend well. Slowly add
confectioners’ sugar, stirring well until icing is smooth. Mix in vanilla. Smooth
icing
over top and sides of cooled cake.