From: Allrecipes.com
* 4 cups confectioners’ sugar
* 1/2 cup shortening
* 5 tablespoons milk
* 1 teaspoon vanilla extract
* food coloring (optional)
DIRECTIONS
1. In a large bowl, cream together the confectioners’ sugar and shortening until smooth. Gradually mix in the milk and vanilla with an electric mixer until smooth and stiff, about 5 minutes. Color with food coloring if desired.