Chocolate Icing - cooking recipe

Ingredients

3 c. sugar
3/4 c. cocoa (Hershey's)
3/4 c. evaporated milk (Pet)
3/4 c. margarine
1 tsp. vanilla extract

Preparation

Mix all ingredients.
Put in large boiler; bring to a boil and boil for 3 minutes, stirring all the time.
Cake layer must be ready when icing is finished or icing will get too hard to spread if not put on cake immediately.