YieldEnough to frost a 9 x 13 in (23 x 33 cm) cake or 24 cupcakes
Prep10 minutes
LevelBeginner-Friendly
Texture goal
Rich, smooth, and creamy with a thick, spreadable consistency.
This creamy peanut butter frosting is perfect for topping cakes, cupcakes, or brownies with a nostalgic, nutty twist. It's rich, smooth, and irresistibly thick, making it an ideal choice for peanut butter lovers.
Why you'll want it now, A nostalgic peanut butter flavor that's perfect for anyone who can't resist a nutty dessert topping.
Why this recipe works
Using both creamy peanut butter and butter ensures a smooth, spreadable texture that holds its shape well on desserts. The addition of powdered sugar provides sweetness and stability, while a touch of vanilla enhances the overall flavor.
Equipment
Mixing bowl
Hand mixer or stand mixer with paddle attachment
Spatula
How to make it
In a mixing bowl, beat the creamy peanut butter and softened butter together until smooth and well combined.
Gradually add the powdered sugar, one cup at a time, beating well after each addition.
Add the vanilla extract and 2 tablespoons of milk or cream. Beat until the frosting is smooth and creamy.
If the frosting is too thick, add more milk or cream, one tablespoon at a time, until the desired consistency is reached.
Enjoy spreading this creamy peanut butter frosting over your favorite desserts for a deliciously nutty finish!
How you'll know it's ready
The frosting should be smooth, creamy, and thick enough to hold its shape when spread or piped.
Convection oven? (and if you don't have one)
This is a no-bake frosting, so the type of oven you have doesn't matter. If you're planning to bake something to pair with it, follow the standard baking temperature and use a convection adjustment if needed.
Frosting, filling & glaze notes
The frosting should be thick but spreadable, with a creamy texture that holds peaks when you lift the spatula.
Troubleshooting
If the frosting is too thick, gradually add more milk or cream until it reaches the desired consistency.
If the frosting is too thin, add more powdered sugar, a tablespoon at a time, until it thickens.
For a smoother texture, ensure the peanut butter and butter are fully combined before adding the sugar.
To avoid overly sweet frosting, taste as you go and adjust the sugar amount to your preference.
Storage
Store any leftover frosting in an airtight container in the refrigerator for up to one week. Let it come to room temperature before using.
Make ahead
You can make this frosting up to two days in advance. Store it in the refrigerator and bring it to room temperature before spreading or piping.
Variations
Add 1/4 cup of cocoa powder for a chocolate peanut butter variation.
Mix in 1/4 cup of finely chopped peanuts for added texture.
For a salted peanut butter frosting, add a pinch of sea salt to taste.
Use almond or cashew butter for a different nutty flavor.
Frequently asked questions
Can I use natural peanut butter for this frosting?
Yes, but make sure to stir it well before using to ensure the oils are fully incorporated.
How can I make this frosting vegan?
Substitute the butter with a vegan butter alternative and use a plant-based milk.
Can I freeze peanut butter frosting?
Yes, you can freeze it in an airtight container for up to three months. Thaw in the refrigerator and then bring to room temperature before using.
Is this frosting suitable for piping decorations?
Yes, it's thick enough to hold its shape for piping basic decorations like swirls or rosettes.
Recipe from softsweetdough.com · Soft, sweet desserts worth every bite.
