Chocolate Icing - cooking recipe

Ingredients

1 small can Pet milk
1/2 c. margarine
2 c. sugar
1 1/2 tsp. cocoa
1 can Cream Deluxe chocolate frosting mix
1 tsp. vanilla flavoring

Preparation

Melt margarine over low heat.
Add milk, sugar and cocoa. Bring to a boil.
Boil 1 1/2 to 2 minutes and remove from stove. Add frosting mix and flavoring.
Beat until cool enough to put on cake.