This is extra, extra good!

2 oz. chocolate, finely cut
1 1/2 c. sugar
7 tbsp. milk
2 tbsp. shortening (Spry is best)
2 tbsp. butter
1 tbsp. corn syrup
1/4 tsp. salt
1 tsp. vanilla

Place all except vanilla in saucepan and bring SLOWLY to FULL rolling boil. Stir constantly, boiling 1 MINUTE, except on a rainy or humid day, boil 1 1/2 minutes. Cool to lukewarm, add vanilla and beat until thickens to spread. If it becomes too thick, add a little cream and soften over hot water. Frosts two 8-inch layers or the top and sides of an 8 x 12 x 2 cake. If nuts desired, add 1/2 cup just before spreading frosting onto cake.