1stick (4 ounceunsalted butter, at room temperature
5cupsconfectioners’ sugar, sifted
2/3cupsmooth peanut butter, commercial brand (because oil won't separate out)
Instructions
In a large bowl with an electric mixer, beat the cream cheese and butter until light and fluffy. Gradually add the confectioners’ sugar 1 cup at a time, mixing thoroughly after each addition and scraping down the sides of the bowl often. Continue to beat on medium speed until light and fluffy, 3 to 4 minutes.
Add the peanut butter and beat until thoroughly blended.