In a large bowl, stir together peanut butter and butter until creamy. Gradually ... the pan. For Frosting: Beat together creamy peanut ... smooth. Use to frost cooled peanut butter bars. Makes 24 pieces.
Cake: In large bowl, sift ... inch) cake layers. Frosting: Mix flour and milk ... until cool. Whip butter, shortening, sugar and flavoring ... for additional 5 minutes.