Ingredients
1 cup milk
1/3 cup all-purpose flour
1 cup butter, softened
1 cup powdered sugar
1 teaspoon vanilla
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Procedure
Stir milk and flour in 2-quart saucepan until blended.
Heat over medium heat until thickened.
Cover and refrigerate about 15 minutes or until cool.
Beat butter, powdered sugar and vanilla in medium bowl on medium speed until smooth. Gradually beat in flour mixture until blended.