Buttercream Icing

Directions

1. 1
   In large mixing bowl, cream butter and shortening with mixer; add vanilla.
2. 2
   Gradually add sugar, one cup at a time, beating well at medium speed.
3. 3
   Scrape sides of bowl often.
4. 4
   When all sugar is added, icing will appear dry.
5. 5
   Add milk; beat at high speed until light and fluffy.