In a medium bowl, cream together the softened butter and peanut butter until smooth. Gradually add the powdered sugar, alternating with the milk, and continue beating until the frosting is light and fluffy. Stir in the vanilla extract.
Frost the Cake:
Spread the peanut butter frosting evenly over the cooled cake.
Serve:
Slice and serve this rich, old-fashioned peanut butter cake. Enjoy!
This cake is perfect for any gathering or as a simple weeknight dessert. The creamy peanut butter flavor pairs wonderfully with the soft, fluffy texture of the cake, making it irresistible!
