Holiday Sugar Cookie Frosting

by Katie of:

1/2 c. butter (1 stick), softened
1 (2 pound) package of powdered sugar
1/2 cup milk
Assorted food colorings

In mixing bowl beat butter and one cup of sugar.  Add one more cup of sugar and then add a bit of milk.  Alternately add sugar and milk until frosting is spreadable with spoon.  Add white frosting into bowls and add drops of food coloring to each until desired color is reached.