There’s something truly magical about the combination of chocolate and peanut butter. Each bite of this delightful Chocolate Peanut Butter Cake brings together rich chocolate flavor and creamy peanut butter, creating an irresistible treat for all dessert lovers.
Why We Love This Chocolate Peanut Butter Cake Recipe
This Chocolate Peanut Butter Cake is more than just a dessert; it’s an experience packed with flavor and texture that resonates with many. It effortlessly balances the bittersweet taste of rich chocolate with the creamy, nutty notes of peanut butter. This combination is universally adored, making it a beloved choice for birthdays, anniversaries, and other special occasions.
The moist layers of chocolate cake embrace the delightful peanut butter filling—a texture and flavor that will melt in your mouth. You will find that this cake has a wonderful balance of sweetness, ensuring that each slice is not overly sweet, but just the right amount to keep you coming back for more.
One of the best aspects of this recipe is its versatility. Whether you’re a seasoned baker or just starting, this cake allows you to experiment with flavors, decorations, and even dietary variations. Every time you bake this cake, you can make it uniquely yours by tweaking the ingredients or garnishing with different toppings. The possibilities are endless!
Ingredients for Chocolate Peanut Butter Cake
To craft the perfect Chocolate Peanut Butter Cake, you will need a blend of simple yet high-quality ingredients. Here’s a complete list of what you will need to whip up this delicious cake:
Cake Ingredients
- 2 ounces milk chocolate, coarsely chopped
- 1/2 cup dark unsweetened cocoa powder
- 2/3 cup hot coffee
- 1/3 cup whole milk
- 1 1/3 cups all-purpose flour
- 1 teaspoon baking soda
- 1/2 teaspoon salt
- 5 ounces unsalted butter, softened and cut into 1/2 inch cubes
- 1 cup dark brown sugar, firmly packed
- 1/2 cup granulated sugar (for extra sweetness)
- 3 large eggs
- 1 teaspoon vanilla extract
Peanut Butter Filling
- 2 ounces unsalted butter, softened
- 1/2 cup smooth peanut butter
- 1/2 cup plus 2 tablespoons confectioner’s sugar, sifted
- 1 teaspoon vanilla extract
Frosting
- 1 cup granulated sugar
- 1/4 cup all-purpose flour
- 1 cup whole milk
- 1/4 cup heavy cream
- 8 ounces unsalted butter, cool but not cold
- 1 tablespoon plus 1 teaspoon peanut butter filling
- 1 teaspoon vanilla extract
Decoration
- 1/4 cup roasted salted peanuts, chopped
- 2 ounces dark chocolate, shaved
How to Make Chocolate Peanut Butter Cake
Making this mouthwatering Chocolate Peanut Butter Cake is a step-by-step process that’s sure to be enjoyable. With a few bowls, your mixer, and some enthusiasm, you can create a dessert that will have everyone raving.
Prepare Your Pans: Start by preheating your oven to 325°F (163°C). Grease two 8-inch round cake pans with butter. Then, line the bottoms with parchment paper and grease the paper as well. Dust the pans lightly with flour to ensure an easy release after baking.
Create the Chocolate Mixture: In a medium bowl, combine the chopped milk chocolate and dark cocoa powder. Pour the hot coffee over the mixture and whisk until thoroughly blended. This step is crucial as the hot coffee helps to melt the chocolate and bloom the cocoa, enhancing the flavor. Once combined, add the whole milk and whisk until the mixture is smooth.
Dry Ingredients: In another bowl, sift together the all-purpose flour, baking soda, and salt. Sifting helps to ensure that your dry ingredients are free from lumps and evenly distributed.
Cream the Butter and Sugars: In your mixer, beat the softened butter and both sugars together on medium speed until the mixture turns light and fluffy. This usually takes about 3 minutes. Next, add the eggs, one at a time, ensuring each is well incorporated before adding the next. Follow this with the vanilla extract.
Combine Mixtures: Gradually add the dry flour mixture and chocolate coffee mixture to the butter mixture in three parts, alternating between each. Start and end with the flour mixture. Beat until just combined; be careful not to over-mix, as this can affect the cake’s texture.
Bake: Divide the batter evenly between the prepared pans. Tap the pans gently on the counter to dislodge any air bubbles trapped within. Bake in your preheated oven for 35-40 minutes, or until a toothpick inserted in the center comes out clean.
Cooling: Allow the cakes to cool in their pans for 20 minutes. Carefully invert them onto a wire rack to cool completely. Don’t rush this step; letting the cakes cool properly ensures they hold their shape and are easier to frost.
Prepare Peanut Butter Filling: While the cakes cool, make the peanut butter filling. Beat the softened butter in a bowl until it is smooth. Then, add the peanut butter and mix until evenly combined. Gradually incorporate the confectioner’s sugar and vanilla extract until the filling is thoroughly mixed and creamy.
Make the Frosting: For the frosting, whisk together the granulated sugar and flour in a saucepan. Gradually add the whole milk and cream. Place the saucepan over medium heat, stirring continuously until the mixture thickens, which will take about 10-15 minutes. Transfer this mixture into your mixer, and beat until it cools down, which should take around 7 minutes. Add the softened butter and mix until fully incorporated. Then, blend in the peanut butter filling and vanilla until the frosting is smooth and creamy.
Assemble the Cake: Once the cakes are completely cooled, place the bottom layer on a serving plate. Spread a generous amount of peanut butter filling over the top, then frost with a layer of the vanilla peanut butter frosting. Place the second layer on top and frost the top and sides with the remaining frosting.
Decorate Your Cake: To elevate your cake’s presentation, decorate with chopped salted peanuts and chocolate shavings. This adds a delightful crunch and visual appeal.
Serve and Enjoy: Finally, slice and serve your beautiful Chocolate Peanut Butter Cake. Trust me, it will disappear quickly!
How to Serve Chocolate Peanut Butter Cake
Serving your Chocolate Peanut Butter Cake is just as fun as making it! Ensure that you slice the cake with a sharp knife, wiping it clean between each cut for neat slices. Depending on the occasion, you can serve the cake plain, or for an extra touch of indulgence, pair it with a scoop of vanilla ice cream or a dollop of whipped cream.
Consider garnishing each slice with additional chocolate shavings or a sprinkle of chopped peanuts to enhance the visual appeal. If you’re feeling adventurous, you can even drizzle some warm chocolate sauce on top for an added layer of deliciousness.
When hosting a gathering, consider setting up a dessert bar alongside your cake with complementary treats, such as chocolate-covered strawberries or mini peanut butter cups. This elevated presentation will surely impress your guests and create a memorable dessert experience.
Expert Tips: Chocolate Peanut Butter Cake
To ensure that your Chocolate Peanut Butter Cake turns out perfectly every time, here are some expert tips:
Quality Ingredients: Always choose high-quality cocoa powder and chocolate, as the flavor greatly affects the overall taste of the cake. Opt for unsweetened cocoa to balance the sweetness of the frosting and filling.
Room Temperature Ingredients: Before you start baking, allow your butter, eggs, and milk to reach room temperature. This ensures they will mix together smoothly and trap air effectively, resulting in a light and airy cake.
Do Not Over-Mix: When combining your mixtures, be careful not to over-mix. Over-mixing can create a dense cake, which is not the desired texture for this recipe.
Use the ‘Toothpick Test’: To check if your cakes are fully baked, insert a toothpick in the center. If it comes out clean or with a few moist crumbs, your cakes are done.
Chill Between Layers: If you’re having difficulty frosting the cake, consider chilling the cake layers for 30 minutes. This helps firm them up, making frosting easier.
How to Store Chocolate Peanut Butter Cake
Storing your Chocolate Peanut Butter Cake properly is essential to keeping it fresh and delicious. Here’s how to do it:
Room Temperature: If you plan to enjoy the cake within three days, you can store it at room temperature. Simply cover it loosely with plastic wrap or place it in an airtight container to protect it from drying out.
Refrigeration: For longer storage, place the cake in the refrigerator. Make sure to cover it tightly with plastic wrap to prevent it from absorbing odors and moisture.
Freezing: If you want to save some cake for later, freezing is a great option. Wrap slices individually in plastic wrap, then place them in a freezer-safe container or bag. The cake can be frozen for up to three months. When you’re ready to enjoy a slice, let it thaw in the refrigerator overnight.
Variations of Chocolate Peanut Butter Cake
Don’t feel limited to just one version of this decadent Chocolate Peanut Butter Cake! Here are some exciting variations that you can try:
Add Some Heat: Consider adding a teaspoon of cayenne pepper or chili powder into the cake batter for a spicy kick that balances the sweetness perfectly.
Nutty Crust Alternate: If you want to change up the texture, use crushed graham crackers mixed with melted butter for the base for a cheesecake-style bottom.
Add Fruit: Layer in fresh raspberries or banana slices between the cake layers. They add a fruity tartness that complements the rich flavors beautifully.
Gluten-Free Option: Substitute all-purpose flour with a gluten-free baking blend to make this cake gluten-free, ensuring everyone can enjoy every bite.
Vegan Version: Replace eggs with flaxseed meal or applesauce, and use plant-based butter and a non-dairy milk of your choice for a vegan-friendly dessert.
FAQ About Chocolate Peanut Butter Cake
What makes this Chocolate Peanut Butter Cake so special?
This cake stands out due to the delightful blend of rich chocolate and creamy peanut butter. The combination creates a symphony of flavors that’s both nostalgic and comforting. Each layer, filling, and frosting is crafted to bring harmony to your taste buds.
Can I use cocoa powder instead of melted chocolate in the cake?
While melting chocolate contributes to the depth of flavor, you can use a bit more cocoa powder if you wish to omit chocolate altogether. Just keep in mind that the texture and flavor will differ slightly.
How long will this cake stay fresh?
When stored properly, this Chocolate Peanut Butter Cake can last up to 3 days at room temperature and even longer in the refrigerator. If frozen, it can be kept for up to 3 months.
Can I make this cake ahead of time?
Absolutely! You can make the cake layers and frosting in advance. Simply store them separately and assemble them on the day you plan to serve, ensuring that everything remains fresh and delicious.
How can I best enjoy this cake?
While it’s delightful on its own, this cake pairs beautifully with a scoop of vanilla ice cream or a drizzle of warm chocolate sauce. Enjoy it with coffee for an afternoon pick-me-up, or serve it as the grand finale to a special meal.

Chocolate Peanut Butter Cake
Equipment
- Oven
- Mixing Bowls:
- Electric Mixer
- 8-inch Round Cake Pans
Ingredients
- 2 oz. milk chocolate coarsely chopped
- 1/2 cup dark unsweetened cocoa powder
- 2/3 cup hot coffee
- 1/3 cup whole milk
- 1 1/3 cups all-purpose flour
- 1 tsp. baking soda
- 1/2 tsp. salt
- 5 oz. unsalted butter softened, cut into 1/2 inch cubes
- 1 cup dark brown sugar firmly packed
- 1/2 cup granulated sugar for extra sweetness
- 3 large eggs
- 1 tsp. vanilla extract
- 2 oz. unsalted butter softened (for filling)
- 1/2 cup smooth peanut butter
- 1/2 cup confectioner’s sugar sifted
- 1 tsp. vanilla extract (for filling)
- 1 cup granulated sugar (for frosting)
- 1/4 cup all-purpose flour
- 1 cup whole milk
- 1/4 cup heavy cream
- 8 oz. unsalted butter cool but not cold
- 1 Tbsp. peanut butter filling (for frosting)
- 1 tsp. vanilla extract (for frosting)
- 1/4 cup roasted salted peanuts chopped (for decoration)
- 2 oz. dark chocolate shaved (for decoration)
Instructions
- Preheat your oven to 325°F (163°C) and grease two 8-inch round cake pans.
- In a medium bowl, combine chopped milk chocolate and cocoa powder, then pour hot coffee over it and whisk until smooth.
- Add whole milk to the chocolate mixture and whisk until combined.
- In another bowl, sift together flour, baking soda, and salt.
- In a mixer, cream softened butter with dark brown sugar and granulated sugar until light and fluffy.
- Add eggs one at a time, followed by vanilla and the chocolate mixture, blending until smooth.
- Gradually add the dry ingredients to the wet ingredients, mixing until just combined.
- Pour the batter evenly into prepared pans and bake for 35-40 minutes, or until a toothpick comes out clean.
- Cool the cakes in their pans for 20 minutes, then transfer to wire racks to cool completely.
- For the filling, beat softened butter and peanut butter until smooth, then gradually add confectioner’s sugar and vanilla until creamy.
- For the frosting, whisk sugar and flour in a saucepan, add milk and cream, and stir over medium heat until thickened.
- Beat the thickened mixture until it cools, then add softened butter, peanut butter filling, and vanilla until smooth.
- Assemble the cake by placing one layer on a serving plate, spreading peanut butter filling, then frosting, and topping with the second layer.
- Frost the top and sides of the cake, then garnish with chopped peanuts and chocolate shavings.
- Slice and serve your delicious Chocolate Peanut Butter Cake!
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