Peanut Butter Icing - cooking recipe

Ingredients

2 c. sugar
1 stick margarine
1 small can evaporated milk
1 tsp. vanilla
3 heaping Tbsp. peanut butter (creamy or crunchy)

Preparation

In medium saucepan, combine sugar, margarine and evaporated milk.
Stir to mix well.
Bring mixture to a boil, stirring constantly.
Boil for 2 minutes or to soft ball stage on candy thermometer.
Remove from heat; add vanilla and peanut butter and stir vigorously.
Pour icing over yellow sheet cake.
Let set to allow icing to harden.