Cream Cheese Frosting

6 oz. cream cheese
½ cup softened butter
2 tsp. vanilla
4 ½ to 4 ¾ cups powdered sugar
(1 cup powdered sugar = 6 oz.)

In a large bowl, beat together cream cheese, butter and vanilla till light and fluffy. Gradually add 2 cups of the powdered sugar, beating well. Gradually beat in enough remaining powdered sugar to make frosting of spreading consistency.
Frosts the tops and sides of two 8- or 9-inch cake layers.

Chocolate Cream Cheese Frosting: Prepare as above, except substitute ¼ cup unsweetened cocoa powder for ¼ cup powdered sugar.