Chocolate Icing

Directions

1. 1
   Mix together thoroughly.
2. 2
   Stir over low heat until shortening and chocolate are melted, stirring constantly.
3. 3
   Bring rapidly to a full rolling boil; boil 1 minute.
4. 4
   Remove from heat and beat until lukewarm.
5. 5
   Add 1 teaspoon vanilla flavoring and continue beating until icing begins to lose its gloss.
6. 6
   (Considerable beating is required.)
7. 7
   If icing does not stiffen after 30 minutes, add 1 teaspoon confectioners sugar.
8. 8
   If too stiff, add 1 teaspoon of milk.