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Peanut Butter Brownie Pizza is a peanut butter and chocolate lovers dream dessert pizza. A brownie crust, whipped peanut butter frosting as the pizza sauce, and the best pizza toppings ever – miniature Reese’s peanut butter cups and Reese’s Pieces.

Peanut Butter Brownie Dessert Pizza Recipe
This dessert pizza is a delicious dessert twist to pizza – complete with a brownie ‘crust’, topped with a whipped peanut butter frosting as the ‘sauce’ and then of course the toppings – miniature Reese’s peanut butter cups and Reese’s Pieces.
This is a chocolate and peanut butter lovers dream dessert and it’s so easy to make. A boxed brownie mix is a short-cut way to get a rich, chocolatey pizza crust. The peanut butter frosting is homemade but very simple to make.
Kids and adults will love this dessert pizza❤︎

Easy Ingredients Needed
Easy Brownie Pizza Ingredients
- Boxed Fudge Brownie Mix
- Large Eggs
- Vegetable Oil
- Milk : I recommend using a higher-fat milk such as whole milk or half and half. 2% would also probably work just fine.
- Vanilla Extract
Homemade Whipped Peanut Butter Frosting Ingredients
- Butter : I prefer using salted butter but unsalted butter also works great if that’s what you prefer.
- Creamy Peanut Butter : Classic, creamy peanut butter is the best thing to use here. I don’t recommend using any peanut butter that has a thick oil layer on top, or anything labeled as ‘natural’ or ‘no-stir’.
- Powdered Sugar
- Heavy Whipping Cream : Don’t substitute this because the heavy whipping cream gives the best fluffy, whipped texture to the frosting that you won’t get with any other milk.
- Vanilla Extract
Pizza Topping Ingredients
- Unwrapped Miniature Peanut Butter Cups : Cut each one in half.
- Reese’s Pieces
- Chocolate Almond Bake or Chocolate Melting Wafers

How To Make A Brownie Pizza With Peanut Butter Frosting (Printable Recipe Card)
Preheat the oven to 350°F. Lightly spray a 12-inch or 14-inch round pizza pan with nonstick spray, or line with parchment paper.
Make The Brownie Pizza : In a large mixing bowl, using an electric hand mixer, beat the fudge brownie mix, large eggs, vegetable oil, milk, and vanilla extract until the batter is smooth and thoroughly combined.
Spread the brownie batter evenly into the pizza pan, making sure it reaches the edges of the pan.
Bake for 22-25 minutes. A toothpick inserted in the center should out clean with crumbs and no wet batter.
Remove the brownie pizza from the oven and allow it cool completely, on a wire cooling rack, before continuing.

Make The Whipped Peanut Butter Frosting : In a mixing bowl using an electric hand mixer, or use a stand mixer with the paddle attachment, beat the butter and peanut butter until creamy, whipped, and lighter in color. About 1-2 minutes.
Add in the powdered sugar, heavy whipping cream, vanilla extract and continue beating until the frosting is thick, fluffy, and thoroughly combined. If needed, add an extra 1 tablespoon heavy whipping cream to get a smooth, spreadable frosting.
Once the brownie base is completely cooled, spread the peanut butter frosting in an even layer over top.

Toppings & Serve : Sprinkle the halved Reeses peanut butter cups and Reese’s Pieces on top of the frosting.
Melt the chocolate almond bark in a microwave-safe bowl in 20-second intervals, stirring between each until smooth. Drizzle the melted chocolate over the brownie pizza using a spoon or a Ziplock bag with the bottom corner cut.
Allow the chocolate drizzle to harden and set for about 10 minutes before serving. Enjoy!

Substitutions & Ingredient Notes
- Brownie Mix : Stick with a classic chocolate brownie mix; dark chocolate, milk chocolate, or chocolate fudge. Avoid the brownie mixes that have any add-ins, chocolate chips, or sauce.
- Milk : I recommend using whole milk as the extra fat in whole milk gives the brownie crust a more rich, bakery-style texture compared to water or a lower-fat milk.
- Butter : I prefer using salted butter when baking because it offers a better balance to all the sweetness. However, unsalted butter works just as well, either just use unsalted butter or you can add a pinch of salt along with it to make up for the lack of salt in the butter. About 1/8 or 1/4 sea salt, so just a pinch.
- Heavy Whipping Cream : No substitutes! This is the only thing that will help the frosting be fluffy whipped, with a airy and light texture.
- Chocolate Almond Bark : Other great substitutes are chocolate melting wafers, chocolate baking bar, chocolate candy melts, or the almond bark. All of these options melt beautifully in the microwave so I suggest using one of them listed. I like using the Ghirardelli brand of chocolate melting wafers. Two ounces is about 1/4 cup, so using a similar amount if using something besides almond bark.

How To Store A Brownie Dessert Pizza With Frosting
Cover the leftover pizza with plastic wrap, or remove the leftover slices to an airtight container, and store at room temperature for up to 2 days; or you can store it in the fridge for a chilled treat.
The pizza will have a softer texture if stored at room temperature, and the pizza will have a firmer more chilled texture if stored in the fridge. Do whichever you prefer; I prefer the frosting chilled, so I store the leftovers in the fridge. Either eat leftovers cold from the fridge, or let it sit at room temperature for a few minutes to soften.


Pro Tips From The Test Kitchen
- Make sure you are using a 12-inch or 14-inch round pizza pan with a rimmed edge. Don’t use a flat pizza pan as obviously, the brownie crust will run right off when baking.
- This is great to make ahead! Prepare and bake the brownie pizza crust, let it cool, and then cover it tightly, and store at room temperature for up to 24 hours. When ready to serve, frost the pizza and add the toppings.
- Get creative with the pizza toppings. Anything chocolate + peanut butter would work well as toppings. Try a variety of Reese’s peanut butter cups, or you could use chopped peanut butter Oreo cookies, or NutterButters, etc.


More Chocolate and Peanut Butter Desserts
- Chocolate Peanut Butter Lush
- Chocolate Peanut Butter Icebox Cake
- Peanut Butter Chocolate Chip Banana Bread
- Oatmeal Chocolate Chip Peanut Butter Bars
- No Flour Peanut Butter Chocolate Chip Cookies
- Peanut Butter Banana Muffins With Chocolate Chips
- Easy Peanut Butter Swirl Brownies

Peanut Butter Brownie Pizza
Equipment
Ingredients
Brownie Crust
- 1 box (18.3 oz) fudge brownie mix
- 2 large eggs
- 1/2 cup vegetable oil
- 3 tablespoons whole milk
- 2 teaspoons vanilla extract
Peanut Butter Frosting
- 1/2 cup (1 stick) butter softened
- 3/4 cup creamy peanut butter
- 2 cups powdered sugar
- 2-3 tablespoons heavy whipping cream
- 1 teaspoon vanilla extract
Toppings
- 1 cup halved miniature Reese's peanut butter cups (the unwrapped minis)
- 1/2 cup Reese's Pieces
- 2 ounces chocolate almond bark (2 squares or 1/4 cup)
Instructions
- Preheat the oven to 350°F. Lightly spray a 12-inch or 14-inch round pizza pan with nonstick spray, or line with parchment paper.
Brownie Crust
- In a large mixing bowl, using an electric hand mixer, beat the fudge brownie mix, large eggs, vegetable oil, milk, and vanilla extract until the batter is smooth and thoroughly combined.1 box (18.3 oz) fudge brownie mix, 2 large eggs, 1/2 cup vegetable oil, 3 tablespoons whole milk, 2 teaspoons vanilla extract
- Spread the brownie batter evenly into the pizza pan, making sure it reaches the edges of the pan.
- Bake for 22-25 minutes. When done, remove the brownie pizza from the oven and allow it cool completely, on a wire cooling rack, before continuing.* A toothpick inserted in the center should out clean with crumbs and no wet batter, and the tops and sides of the brownie crust should look done and slightly wrinkly.
Peanut Butter Frosting
- In a mixing bowl using an electric hand mixer, or use a stand mixer with the paddle attachment, beat the butter and peanut butter until creamy, whipped, and lighter in color. About 1-2 minutes.1/2 cup (1 stick) butter, 3/4 cup creamy peanut butter
- Add in the powdered sugar, heavy whipping cream, vanilla extract and continue beating until the frosting is thick, fluffy, and thoroughly combined. If needed, add an extra 1 tablespoon heavy whipping cream to get a smooth, spreadable frosting.2 cups powdered sugar, 2-3 tablespoons heavy whipping cream, 1 teaspoon vanilla extract
- Once the brownie base is completely cooled, spread the peanut butter frosting in an even layer over top.
Toppings & Serve
- Sprinkle the halved Reeses peanut butter cups and Reese's Pieces on top of the frosting.1 cup halved miniature Reese's peanut butter cups, 1/2 cup Reese's Pieces
- Melt the chocolate almond bark in a microwave-safe bowl in 20-second intervals, stirring between each, until smooth. Drizzle the melted chocolate over the brownie pizza using a spoon or a Ziplock bag with the bottom corner cut.2 ounces chocolate almond bark
- Allow the chocolate drizzle to harden and set for about 10 minutes before serving. Enjoy!
Notes
- Make sure you are using a 12-inch or 14-inch round pizza pan with a rimmed edge. Don’t use a flat pizza pan as obviously, the brownie crust will run right off when baking.
- This is great to make ahead! Prepare and bake the brownie pizza crust, let it cool, and then cover it tightly, and store at room temperature for up to 24 hours. When ready to serve, frost the pizza and add the toppings.
- Get creative with the pizza toppings. Anything chocolate + peanut butter would work well as toppings. Try a variety of Reese’s peanut butter cups, or you could use chopped peanut butter Oreo cookies, or NutterButters, etc.
- Brownie Mix : Stick with a classic chocolate brownie mix; dark chocolate, milk chocolate, or chocolate fudge. Avoid the brownie mixes that have any add-ins, chocolate chips, or sauce.
- Milk : I recommend using whole milk as the extra fat in whole milk gives the brownie crust a more rich, bakery-style texture compared to water or a lower-fat milk.
- Butter : I prefer using salted butter when baking because it offers a better balance to all the sweetness. However, unsalted butter works just as well, either just use unsalted butter or you can add a pinch of salt along with it to make up for the lack of salt in the butter. About 1/8 or 1/4 sea salt, so just a pinch.
- Heavy Whipping Cream : No substitutes! This is the only thing that will help the frosting be fluffy whipped, with a airy and light texture.
- Chocolate Almond Bark : Other great substitutes are chocolate melting wafers, chocolate baking bar, chocolate candy melts, or the almond bark. All of these options melt beautifully in the microwave so I suggest using one of them listed. I like using the Ghirardelli brand of chocolate melting wafers. Two ounces is about 1/4 cup, so using a similar amount if using something besides almond bark.
Nutrition
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