Buttercream Frosting - cooking recipe

Ingredients

1 c. milk
2 Tbsp. cornstarch
dash of salt
1/4 lb. butter (1 stick; can use half oleo)
1 c. or a little less sugar
1 tsp. vanilla

Preparation

Cook the milk, cornstarch and salt until thick, stirring constantly to avoid lumps.
Cool.
Beat butter with sugar.
Add vanilla.
When blended, add cooled mixture gradually.