Astoria Frosting - cooking recipe

Ingredients

1 cup milk
5 tablespoons flour
1 pinch salt
1 cup butter
1 cup sugar
1 teaspoon vanilla extract

Preparation

In a small saucepan, mix milk, flour and salt until smooth.
Place over low heat and cook, stirring constantly until thickened (5-7 minutes).
Remove from heat and cool.
Cream butter and sugar until very light and fluffy, about 5 minutes.
Gradually beat in cooled flour mixture until smooth.
Beat in vanilla.
Frosts one cake.