Peanut Butter Buttercream Recipe

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This Peanut Butter Buttercream is one of my all-time FAVORITE frostings. If you need a great peanut butter frosting that is easy to make, pipes perfectly, and tastes amazing, this is the one. 

Peanut Butter Frosting closeup on a cupcake.

It makes the most wonderful peanut butter filling and frosting for chocolate cakes and cupcakes.  You will love the light and fluffy consistency and fantastic flavor.

Peanut Butter and Chocolate

I absolutely love peanut butter buttercream swirled high onto cupcakes, sandwiched in between layers of rich chocolate cake, or injected into the centers of chocolate cupcakes to make them even more irresistible.

Some of our favorite chocolate cakes to pair with this frosting are our Chocolate Cake from Scratch, Chocolate Sour Cream Cake, and homemade chocolate cupcakes. If you love cake mix recipes, give our Chocolate Cake from Cake Mix a try.

You can frost entire cakes with this recipe also, as we did in our Peanut Butter Cake Recipe!

How to fill Cupcakes with Frosting

When we make cupcakes, we often fill the centers with a filling--sometimes it's the same as the swirled frosting on top, and other times we go with a different flavor.

To inject our peanut butter frosting into chocolate cupcakes as a filling, simply load a disposable piping bag with peanut butter frosting, snip away the tip, and insert right into the center of the unfrosted cupcake (about halfway down).

Give the piping bag a squeeze for 2-3 seconds, and you're done! If you don't have a practice cupcake to practice on, you can do a quick practice run on a plate just to get an idea of how much buttercream comes out of the bag in 2-3 seconds, and adjust to your liking! ;0) 

The BEST Peanut Butter Buttercream Frosting Recipe by MyCakeSchool.com! Tastes amazing with chocolate cakes and cupcakes! MyCakeSchool.com online cake tutorials, recipes, videos, and more!

Which Peanut Butter is Best for Frosting? 

*One important thing to remember when choosing your Peanut Butter  for this recipe is that "natural" peanut butter doesn't work as well.

At least, the ones that we've experimented with over the years haven't worked as well. The consistency of natural peanut butter is much less creamy, and that comes through in the frosting.

Instead, try Creamy peanut butter. We have good results with JIF, Peter Pan, etc.

 

 

The BEST Peanut Butter Buttercream Frosting Recipe by MyCakeSchool.com! So good as a filling and frosting for chocolate cakes and cupcakes! My Cake School Cake Recipes, Cake Videos, Cake Tutorials, and more!

 How to Make Peanut Butter Frosting

You can find the full, printable recipe at the bottom of this post. Here is a quick look at our steps!

  • In the bowl of your mixer, add the softened butter and mix on medium until butter is soft and smooth. Next, add the peanut butter and mix.
  • Next, add the powdered sugar a little at a time, alternating with the milk. Add the vanilla, and mix for 4-5 minutes until nice and smooth!  
  • That's it! It doesn't get much simpler, but trust me, this recipe is the BEST!

More Peanut Butter Recipes

Here are a few more cake and frosting recipes with Peanut Butter for you to try!

Thanks so much for stopping by today. We hope that you enjoy the recipe. If you give it a try, we would love to know what you think! Make sure to check out our full collection of cake recipes and learn how to decorate cakes as well!

 

Peanut Butter Buttercream

Fabulous Peanut Butter Frosting recipe by My Cake School!

This amazing peanut butter buttercream frosting tastes amazing and is SO easy to make! We love it with chocolate cakes and cupcakesQ!

Ingredients

  • 1 cup ( 255 grams) Creamy Peanut Butter Do Not Use Natural or Reduced Fat. We have used Jif and Peter Pan Creamy brands.
  • 2 sticks (226g) unsalted butter, slightly softened
  • 4 c. (460g) powdered sugar
  • ¼ cup (60g) milk plus 2 Tablespoon - use more if needed to reach the consistency you like
  • 2 teaspoons ( 8 grams ) vanilla extract
  • pinch of salt

Instructions

  1. In the bowl of your mixer add the butter and mix on medium speed until the butter is softened and smooth. Add the peanut butter and mix until blended.
  2. Gradually add the powdered sugar alternately with the milk. Add vanilla. Mix on medium speed 4 to 5 minutes until smooth.
  3.  ***Peanut butter brands labeled "Natural" that I have tried do not work as well with this recipe because the consistency isn't as smooth & creamy. I've used Jif & Peter Pan (Creamy) with good results!

 

 

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78 Comments

  1. Someone should turn you in to the police. Because this is so good it should be ILLEGAL! Oh my gosh. What a great filling for chocolate cake. It's amazing. Thanks so much for sharing!!!!

  2. Hi Suzan--it does crust over slightly. You should be able to smooth it with a Viva paper towel or roller. You can use it for swirls with no trouble.

  3. So good! HOw long will this last in frig? Just made a batch, and need to do a cake in 2 weeks? Love this website!!!!!

  4. Hi Lizzy, it will be good in the refrigerator for 2 weeks as long as the perishable ingredients (milk, butter) don't reach their expiration date. If that is a worry, you can freeze then bring to room temperature when you are ready to use and stir.

  5. Made this frosting and it is DELICIOUS! After filling and crumb coating a 2-layer chocolate cake, I worried I might have to skimp on the frosting in order to cover my cake. So...I quickly made another batch and generously frosted my cake and still had a good bit of it left over. Getting ready to make some brownies and top with this peanut-buttery goodness! The cake was for a customer but the brownies will be for us to enjoy. YUM!! I'd suggest making a double batch if you plan to frost and decorate a cake with it. It crusted nicely and I was able to smooth with the Viva method. Also worked well for piping borders.

  6. Karen--thanks so much for the feedback! So glad that you liked it--I love it too! I've never frosted the outside of a cake with pb buttercream (I always use as a filling or maybe just the top of a cake) and so it is great to hear your tips!

  7. I recently made this...I am in love!! This is my new favourite filling. Thank you so much for the very simple, yet unbelievably yummy recipe!