Grandma'S Chocolate Icing - cooking recipe

Ingredients

2 c. sugar
1/2 c. cocoa
1/2 c. milk
1 stick butter or margarine
1 tsp. vanilla

Preparation

Mix first 4 ingredients in pan.
Bring to a boil; let boil 3 to 4 minutes.
Remove from heat; add vanilla.
Let stand a minute. Spread on cake.