- 3⁄4 cup unsalted butter
- 1⁄2 cup peanut butter
- 1 pinch salt
- 2 cups powdered sugar
- 3⁄4 cup unsweetened cocoa powder, sifted
- In a bowl, using an electric mixer, beat together peanut butter, butter, and salt until creamy.
- With mixer on low speed, beat in powdered sugar, ½ cup at a time. Increase speed to medium-high and beat until light and fluffy.
- Add cocoa powder, beating until very smooth and creamy.