1/3 c. butter
4 1/2 c. powdered sugar
1/4 c. milk
1 1/2 tsp. vanilla (use clear vanilla for a white frosting)

Put butter in bowl and beat with mixed until fluffy. Add 2 cups of the powdered sugar, then beat in the 1/4 c. milk and vanilla. Add remaining sugar and mix until smooth and fluffy.

Very sweet frosting.