Easy Moist Banana Layer Cake with Brown Butter Frosting

There’s something incredibly nostalgic and comforting about a well-made banana cake, but when you layer it up and finish it with a luscious brown butter frosting, it becomes a truly unforgettable dessert. Enter the Banana Layer Cake with Brown Butter Frosting, a recipe that brings together ripe bananas, warm vanilla, rich brown butter, and soft, fluffy cake in every bite. This cake is the perfect fusion of homestyle warmth and bakery-level indulgence, crafted with everyday ingredients but elevated by technique and flavor.

Whether you’re baking for a birthday, holiday, family gathering, or just because, this Banana Layer Cake with Brown Butter Frosting hits every note. It’s moist, tender, and has just the right amount of sweetness. The cake’s banana base gives it depth and density, while the brown butter frosting adds a nutty, caramelized richness that transforms this dessert into something exceptional. And let’s be honest—who can resist the aroma of bananas baking in the oven?

One of the most charming features of this Banana Layer Cake with Brown Butter Frosting is how adaptable it is. Want to add toasted pecans? Go for it. Prefer a filling of whipped cream and sliced bananas between the layers? That works too. The foundational banana flavor provides a canvas for creativity while still being robust enough to shine on its own.

For those who grew up loving banana bread, this cake will feel like a natural step up. But don’t confuse it with banana bread’s dense texture or breakfast-vibe simplicity. This Banana Layer Cake with Brown Butter Frosting is a true celebration cake—layered, frosted, and dressed to impress. It’s sweet but not overpowering, sophisticated but still approachable.

Even better, the ingredients are likely already in your kitchen, and the techniques are simple enough for bakers of all levels. If you can mash bananas and brown butter, you can make this cake. And once you do, it will likely become a repeat request from friends and family. The blend of the soft banana cake and the buttery frosting creates a flavor profile that feels both familiar and exciting—comfort food dressed up for a special occasion.

In this blog, we’ll walk you through exactly how to create the perfect Banana Layer Cake with Brown Butter Frosting, from gathering your ingredients to nailing the frosting swirl. Stick around—you’re going to want to bake this one again and again.

What You’ll Need

To bring the Banana Layer Cake with Brown Butter Frosting to life, you don’t need any fancy equipment or hard-to-find ingredients. The magic is in how everyday staples are transformed into an elegant and flavorful cake. Below is a breakdown of everything you’ll need to make this recipe a success.

Dry Ingredients:

• 2½ cups (310g) all-purpose flour – Gives the cake its structure and base.
• 1½ teaspoons baking soda – Helps the cake rise and remain fluffy.
• ½ teaspoon baking powder – Adds additional leavening support.
• ½ teaspoon salt – Balances the sweetness and enhances flavor.
• 1 teaspoon ground cinnamon – Adds warmth and depth to the banana flavor.

Wet Ingredients:

• 3 large ripe bananas (about 1½ cups mashed) – The heart of the Banana Layer Cake with Brown Butter Frosting, adding natural sweetness and moisture.
• 1 cup (200g) granulated sugar – Provides sweetness.
• ½ cup (100g) brown sugar – Adds a touch of molasses richness.
• ¾ cup (180ml) buttermilk – Keeps the cake soft and adds a slight tang.
• ½ cup (120ml) vegetable oil – Ensures a moist crumb without overpowering the banana flavor.
• 2 large eggs – Give the cake structure and stability.
• 2 teaspoons pure vanilla extract – Complements the banana flavor and rounds out the sweetness.

For the Brown Butter Frosting:

• 1 cup (226g) unsalted butter – Browning the butter brings a deep, nutty flavor to the frosting.
• 3½ cups (420g) powdered sugar – Sweetens and provides structure to the frosting.
• 2–3 tablespoons milk or heavy cream – Adjusts the frosting consistency.
• 1 teaspoon vanilla extract – Balances the richness of the brown butter.
• A pinch of salt – Intensifies the frosting’s flavor.

Optional Add-Ins:

• ½ cup chopped toasted walnuts or pecans – Stir into the batter or sprinkle on top for crunch and contrast.
• Banana slices for garnish – Add a fresh visual cue to the cake’s flavor.
• A drizzle of caramel sauce – If you want to take the Banana Layer Cake with Brown Butter Frosting to a dessert competition level.

Equipment Needed:

• Two 8-inch or 9-inch round cake pans
• Mixing bowls
• Electric mixer or stand mixer
• Rubber spatula
• Wire cooling racks
• Saucepan (for browning the butter)
• Offset spatula or piping bag (for frosting)

Having all your ingredients and tools ready makes the process seamless and enjoyable. You’ll find that each element of the Banana Layer Cake with Brown Butter Frosting comes together easily with a bit of organization and preparation. Up next, we’ll guide you through the step-by-step process to bake and build your delicious masterpiece.

Check out our post on Irresistible Samoa Cheesecake for perfect results every time.

How to Make Banana Layer Cake with Brown Butter Frosting (Include Full Measurements)

Making a perfect Banana Layer Cake with Brown Butter Frosting is easier than you might think. With a few simple steps, you’ll go from overripe bananas on the counter to a bakery-worthy dessert ready to impress everyone. Follow this clear step-by-step guide, and you’ll end up with a moist, flavorful cake and a frosting that’s out of this world.

Step 1: Prepare the Cake Pans

Preheat your oven to 350°F (175°C). Grease and flour two 8-inch or 9-inch round cake pans, or line them with parchment paper rounds. This ensures your Banana Layer Cake with Brown Butter Frosting layers release cleanly after baking.

Step 2: Mix the Dry Ingredients

In a medium bowl, whisk together:

• 2½ cups (310g) all-purpose flour
• 1½ teaspoons baking soda
• ½ teaspoon baking powder
• ½ teaspoon salt
• 1 teaspoon ground cinnamon

Set this bowl aside. This dry mix forms the structural backbone of the Banana Layer Cake with Brown Butter Frosting.

Step 3: Combine the Wet Ingredients

In a large bowl, mash 3 ripe bananas (about 1½ cups mashed) until smooth. Add:

• 1 cup (200g) granulated sugar
• ½ cup (100g) brown sugar
• ¾ cup (180ml) buttermilk
• ½ cup (120ml) vegetable oil
• 2 large eggs
• 2 teaspoons vanilla extract

Whisk until the mixture is smooth and well combined. This banana-rich batter gives your Banana Layer Cake with Brown Butter Frosting its classic flavor and moist texture.

Step 4: Combine Wet and Dry Mixtures

Gradually add the dry mixture to the wet mixture, stirring gently with a rubber spatula or mixing on low speed until just combined. Be careful not to overmix, as that could make your Banana Layer Cake with Brown Butter Frosting dense instead of light and fluffy.

Step 5: Bake the Cake

Divide the batter evenly between the two prepared pans and smooth the tops. Bake for 28–32 minutes, or until a toothpick inserted in the center comes out clean. Let the layers cool in the pans for 10 minutes, then remove and cool completely on wire racks before frosting.

Make the Brown Butter Frosting

While the cake cools, prepare the delicious brown butter frosting that makes the Banana Layer Cake with Brown Butter Frosting truly shine.

Step 1: Brown the Butter

In a medium saucepan, melt 1 cup (226g) unsalted butter over medium heat. Stir constantly until the butter turns golden brown and gives off a nutty aroma—this should take about 5–7 minutes. Remove from heat and let cool for 15 minutes.

Step 2: Whip the Frosting

In a large mixing bowl, combine:

• Cooled brown butter
• 3½ cups (420g) powdered sugar
• 1 teaspoon vanilla extract
• A pinch of salt

Add 2–3 tablespoons milk or cream, one tablespoon at a time, and beat until light and fluffy. This frosting complements the Banana Layer Cake with Brown Butter Frosting with its rich, slightly caramelized flavor.

Step 6: Assemble the Cake

Place one cake layer on a serving plate or cake stand. Spread a generous amount of brown butter frosting over the top. Add the second cake layer and frost the top and sides. For a rustic look, leave the sides semi-naked, or go for a fully frosted finish for more sweetness in every bite.

Decorate the Banana Layer Cake with Brown Butter Frosting with toasted pecans, banana slices, or a light sprinkle of cinnamon if desired.

Now your Banana Layer Cake with Brown Butter Frosting is ready to wow your guests—or just your own tastebuds!

Serving and Storage Tips

Once you’ve completed your beautiful Banana Layer Cake with Brown Butter Frosting, it’s time to think about the best ways to serve and store it. This cake is incredibly moist, which makes it delightful to enjoy fresh but also means proper storage is key to preserving its flavor and texture.

Serving Suggestions

The Banana Layer Cake with Brown Butter Frosting is rich and satisfying on its own, but here are a few ways to elevate your presentation and flavor pairing:

• Serve slightly chilled or at room temperature – For the best texture, let the cake sit at room temperature for 20–30 minutes before serving. This softens the frosting and brings out the banana flavor.
• Top with banana slices – Just before serving, add fresh banana slices on top of the cake. They not only look beautiful but also highlight the flavor of the Banana Layer Cake with Brown Butter Frosting.
• Add a scoop of vanilla ice cream – For a next-level dessert experience, serve each slice with a scoop of ice cream and a drizzle of caramel.
• Pair with coffee or tea – The warm notes of brown butter and banana pair exceptionally well with a fresh cup of black coffee or spiced chai.

This cake is perfect for birthdays, brunches, showers, or casual weeknight desserts. With the brown butter frosting adding a gourmet touch, you’ll find the Banana Layer Cake with Brown Butter Frosting to be a go-to recipe that pleases all palates.

Storage Tips

The Banana Layer Cake with Brown Butter Frosting keeps well, thanks to its moisture-rich banana base. Here’s how to store it properly:

• At Room Temperature (1–2 days): If your kitchen is cool and the cake is frosted, you can store it in an airtight container on the counter. Use a cake dome or cover with plastic wrap to protect it from drying out.
• In the Refrigerator (Up to 5 days): Store the Banana Layer Cake with Brown Butter Frosting in the fridge if your kitchen is warm or if it’s been cut into. Wrap the cake well or place it in a sealed cake container. Let it come to room temperature before serving for the best flavor.
• In the Freezer (Up to 2 months): You can freeze the unfrosted layers for later use. Wrap each cooled cake layer tightly in plastic wrap, then in foil. When ready to use, thaw in the fridge overnight before frosting.

To freeze the entire frosted cake or individual slices, chill the cake first so the frosting firms up, then wrap in plastic wrap and foil. Thaw overnight in the fridge before serving.

With these tips, you’ll ensure that your Banana Layer Cake with Brown Butter Frosting tastes just as fresh on day five as it did on day one. Whether enjoyed the day it’s baked or saved for later, this cake remains a crowd-pleaser through and through.

Mistakes to Avoid

Even though the Banana Layer Cake with Brown Butter Frosting is a beginner-friendly dessert, a few common pitfalls can impact the final results. To ensure your cake turns out bakery-worthy every time, it’s important to recognize and avoid these frequent mistakes. Whether you’re baking this cake for a birthday celebration or a cozy family dinner, sidestepping these errors will lead to consistent, delicious results.

1. Using Under-Ripe Bananas

One of the most critical elements of the Banana Layer Cake with Brown Butter Frosting is the banana itself. Using bananas that are still yellow or only slightly spotted will result in a cake that’s dry and lacking in flavor. Instead, use bananas that are heavily speckled or even dark brown—this is when they’re sweetest and most aromatic.

2. Overmixing the Batter

Another major issue bakers encounter is overmixing. When you combine the wet and dry ingredients, mix only until just combined. Overmixing activates too much gluten, which leads to a dense and chewy cake—not the soft and tender texture the Banana Layer Cake with Brown Butter Frosting is famous for. Always use a light hand and mix gently for best results.

3. Skipping the Brown Butter Cooling Time

Brown butter is a highlight of the Banana Layer Cake with Brown Butter Frosting, but it must be cooled properly before adding to the frosting mixture. Hot brown butter can melt the powdered sugar, leading to a runny frosting that won’t hold its shape. Always allow at least 15–20 minutes for it to cool to room temperature before beating it with sugar.

4. Not Preparing the Pans Properly

If your cake layers stick to the pans, your whole presentation can suffer. Make sure to grease and flour your pans or line them with parchment circles. A clean release ensures your Banana Layer Cake with Brown Butter Frosting layers look polished and stack evenly.

5. Baking at the Wrong Temperature

Always preheat your oven and check that it’s holding a consistent 350°F (175°C). An oven that runs hot or cold can cause the layers to dome, dry out, or bake unevenly. Using an oven thermometer is a great habit to adopt when baking any layered cake, including your Banana Layer Cake with Brown Butter Frosting.

6. Not Letting the Cake Cool Before Frosting

This is a big one—don’t rush into frosting the layers while they’re still warm. The frosting will melt and slide right off. Be patient and allow the cake layers to cool completely before adding your brown butter frosting.

7. Storing the Cake Improperly

As covered earlier, proper storage ensures the Banana Layer Cake with Brown Butter Frosting stays moist and delicious for days. Don’t leave it uncovered, and avoid refrigerating uncovered slices, which can cause drying.

By keeping these mistakes in mind, you’ll create a smooth, fluffy, flavor-packed Banana Layer Cake with Brown Butter Frosting that’s ready for any occasion—and guaranteed to impress.

Tips and Tricks

A few smart tricks can take your Banana Layer Cake with Brown Butter Frosting from great to unforgettable. While the base recipe is already incredibly flavorful and easy to execute, these insider baking tips can help you elevate both presentation and flavor. These tricks are perfect for home bakers who want to ensure consistency and enhance their baking experience.

1. Ripen Bananas Quickly

If your bananas aren’t quite ripe enough for the Banana Layer Cake with Brown Butter Frosting, don’t worry—there’s a hack for that. Place unpeeled bananas on a baking sheet and roast them at 300°F (150°C) for 15–20 minutes. The peels will blacken, and the insides will become sweet and soft, just right for baking.

2. Make the Cake Ahead of Time

The flavor of the Banana Layer Cake with Brown Butter Frosting actually deepens if you make it a day in advance. Wrap the cooled cake layers in plastic wrap and store them in the fridge. This allows the banana flavor to settle in and makes frosting the cake easier, as chilled layers are less likely to crumble.

3. Toast Your Nuts for More Flavor

If you’re adding chopped pecans or walnuts to your Banana Layer Cake with Brown Butter Frosting, toast them first. Toasting enhances their nutty aroma and adds a richer depth that complements the brown butter perfectly. Just spread them on a baking sheet and roast at 350°F (175°C) for 5–8 minutes.

4. Use Cake Strips for Flat Layers

To get level layers in your Banana Layer Cake with Brown Butter Frosting, try using cake strips. These help your cakes bake evenly by insulating the sides of the pans. No domes means no need to trim the tops, and you get a neater final presentation.

5. Enhance with a Drizzle

While the brown butter frosting is more than enough, you can add a drizzle of homemade caramel or maple glaze over the top of the Banana Layer Cake with Brown Butter Frosting to create a stunning visual and an extra layer of flavor.

6. Create a Naked Cake Look

For a rustic and modern look, apply a thin layer of frosting on the sides of the Banana Layer Cake with Brown Butter Frosting, letting some of the cake peek through. This semi-naked style is stylish and lets the banana cake layers shine visually.

7. Chill Before Cutting

After frosting your Banana Layer Cake with Brown Butter Frosting, chill it in the fridge for 30–60 minutes. This firms up the frosting, making it much easier to get clean, defined slices when you serve the cake.

These small but impactful tips ensure your Banana Layer Cake with Brown Butter Frosting turns out just the way you envision it—moist, flavorful, and beautifully presented. Baking is an art, and with these tricks, you’ll feel like a true cake artist.

Suggestions

If you love the rich flavors and moist texture of the Banana Layer Cake with Brown Butter Frosting, you might want to explore some delicious variations and serving ideas to customize this classic dessert. Whether you’re planning for a special occasion or just want to switch up the flavors, these suggestions will keep your Banana Layer Cake with Brown Butter Frosting exciting and fresh.

Flavor Variations

• Add chopped nuts: Pecans or walnuts complement the natural sweetness of the bananas and add a satisfying crunch to the Banana Layer Cake with Brown Butter Frosting. Toss them lightly in flour before folding into the batter to prevent sinking.
• Mix in chocolate chips: For chocolate lovers, stirring in a half cup of mini chocolate chips adds bursts of melty chocolate throughout your Banana Layer Cake with Brown Butter Frosting. Use semi-sweet or dark chocolate for a balanced sweetness.
• Swap the frosting: While brown butter frosting is the star here, you can try a cream cheese frosting for a tangy twist or a simple vanilla buttercream for a lighter taste. Each version offers a different but delightful finish.
• Spice it up: Add a pinch of nutmeg or ground ginger alongside the cinnamon for a warm, aromatic touch. These spices enhance the flavor profile of the Banana Layer Cake with Brown Butter Frosting especially during fall and winter.

Serving Suggestions

• Mini cakes or cupcakes: Make individual-sized versions of the Banana Layer Cake with Brown Butter Frosting for parties or easy portion control. These are great for lunchboxes or gatherings.
• Banana bread twist: Turn the cake batter into a loaf for a breakfast treat with the same delicious flavors of the Banana Layer Cake with Brown Butter Frosting. Pair slices with your morning coffee.
• Decorate with fresh fruit: Garnish the finished cake with fresh banana slices, toasted coconut flakes, or even berries to brighten the look and add fresh flavor contrasts.
• Layer with jam: Spread a thin layer of apricot or raspberry jam between cake layers for a fruity surprise that pairs beautifully with the rich Banana Layer Cake with Brown Butter Frosting.

These variations and serving ideas will help you enjoy the Banana Layer Cake with Brown Butter Frosting in new ways, keeping it versatile and perfect for any occasion.

FAQ

Can I use regular butter instead of brown butter for the frosting?

Yes, you can substitute regular unsalted butter if you’re short on time or prefer a milder flavor. However, the brown butter frosting is what gives the Banana Layer Cake with Brown Butter Frosting its unique nutty depth, so it’s worth trying to make the browned version for that special taste.

How ripe should the bananas be?

For the best flavor and moisture in your Banana Layer Cake with Brown Butter Frosting, use bananas that are heavily spotted or mostly brown. Overripe bananas are sweeter and mash more easily, which makes the cake tender and flavorful.

Can I freeze the cake?

Absolutely! You can freeze the unfrosted cake layers or the fully assembled Banana Layer Cake with Brown Butter Frosting. Wrap tightly in plastic wrap and then foil to prevent freezer burn. Thaw in the refrigerator overnight before serving.

What if I don’t have buttermilk?

If you don’t have buttermilk on hand, make a quick substitute by adding one tablespoon of lemon juice or white vinegar to one cup of milk. Let it sit for five minutes, and you’ll have a similar tangy liquid that works perfectly in your Banana Layer Cake with Brown Butter Frosting.

How long does the cake stay fresh?

When stored properly in an airtight container, the Banana Layer Cake with Brown Butter Frosting stays fresh for up to 5 days in the refrigerator. Let it come to room temperature before serving for the best taste and texture.

Can I make this cake gluten-free?

Yes! Substitute the all-purpose flour with a gluten-free flour blend that’s designed for baking. Make sure it contains xanthan gum or add it separately to help bind the cake properly. The Banana Layer Cake with Brown Butter Frosting will remain moist and delicious with this adjustment.

Conclusion

The Banana Layer Cake with Brown Butter Frosting is a delightful celebration of flavors and textures that’s sure to impress anyone who tastes it. From the moist, tender banana-infused cake layers to the rich, nutty brown butter frosting, this recipe captures the perfect balance of sweetness and warmth. Whether you’re baking it for a special occasion or simply to satisfy your sweet tooth, the Banana Layer Cake with Brown Butter Frosting stands out as a comforting and elegant dessert that’s easy enough for home bakers of all levels.

Throughout this article, we’ve explored everything you need to create this cake perfectly—from the essential ingredients and step-by-step instructions to helpful tips and common mistakes to avoid. By paying attention to details like using ripe bananas, properly browning the butter, and allowing the cake layers to cool before frosting, you’ll ensure that your Banana Layer Cake with Brown Butter Frosting turns out beautifully every time.

Additionally, the variety of suggestions and frequently asked questions we’ve covered make it simple to customize the cake to your tastes and dietary needs. Whether you want to add nuts, incorporate chocolate chips, or even make a gluten-free version, this cake recipe is versatile and forgiving.

Most importantly, the Banana Layer Cake with Brown Butter Frosting is about joy—baking it, sharing it, and enjoying it with loved ones. The aroma of baking bananas mixed with the irresistible scent of brown butter frosting will fill your kitchen with warmth and happiness. Once you taste the creamy, flavorful frosting paired with the soft cake, you’ll understand why this recipe deserves a spot in your baking repertoire.

So gather your ingredients, preheat your oven, and treat yourself to the wonderful experience of baking the Banana Layer Cake with Brown Butter Frosting. It’s a dessert that brings comfort, celebration, and smiles to every table.