Best Buttercream Frosting - cooking recipe

Ingredients

1 cup butter, softened
1 cup white sugar
4 tablespoons all-purpose flour
1 cup milk
1 teaspoon vanilla extract

Preparation

In small saucepan cook flour and milk until it forms a ball, stirring constantly. Cool to room temperature.
With an electric mixer, beat butter and sugar until fluffy.
Beat both mixtures together on high speed until fluffy and smooth. Add vanilla and beat until combined. Refrigerate for about 1/2 hour, until it is of spreading consistency.