Cooked Chocolate Icing - cooking recipe

Ingredients

1/2 c. margarine
1 small can evaporated milk
2 c. sugar
1/2 c. semi-sweet chocolate chips
1 tsp. vanilla

Preparation

Combine margarine, milk and sugar in medium saucepan.
Bring to a boil and cook 3 minutes over medium heat, stirring constantly.
Stir in chocolate chips and vanilla.
Beat with a spoon until of spreading consistency.