- 5 cups (625 g) powdered sugar, measured and then sifted
- 1 1/2 cups (3 sticks) (339 g) unsalted butter, slightly cold
- 1 cup (250 g) creamy peanut butter
- 1 tablespoon (4.2 g) pure vanilla extract
- 1/4 cup (57.75 g) heavy whipping cream
- Pinch of coarse salt
*This buttercream recipe makes enough to fill and cover your cake. If you want to add additional piping, you’ll want to make an extra 1/2 batch.