Banana Bread Recipe in a Cake Pan: Moist Layers With Walnut Swirls and Buttery Crust

This banana bread recipe in a cake pan delivers the perfect balance of moist layers, buttery crust, and rich walnut swirls—transforming simple ingredients into a dessert that feels like a bakery masterpiece. 🌟 The secret lies in ripe bananas and a touch of sour cream, which keeps every slice tender without drying out, even when baked in a larger pan.

What sets this recipe apart is the professional technique of swirling chopped walnuts and brown sugar into the batter before baking, creating those coveted marbled pockets of crunch and sweetness. Unlike traditional loaf pans, a cake pan distributes heat evenly, ensuring a consistent texture from edge to center. The buttery crust adds an extra layer of indulgence that pairs beautifully with a pat of whipped butter or a drizzle of honey.

By the time it emerges from the oven, you’ll have banana bread with a golden crust that cracks just enough to reveal the soft, fragrant interior beneath. The walnut swirls add texture and a subtle earthy note that complements the natural sweetness of the bananas, while the moist crumb ensures every bite is satisfying. This recipe is designed to impress—whether you’re baking for a family gathering or simply craving a homemade treat.

Flexible enough to adapt to different pan sizes, this method guarantees foolproof results every time. The instructions walk you through each step, from mixing to baking, with tips to ensure your banana bread turns out perfectly moist and flavorful. Ready to create a dessert that tastes like it came from a bakery?

Ingredients for banana bread recipe in a cake pan

Simple pantry staples and ripe bananas create bakery-worthy banana bread with walnut swirls and golden crust.

Ripe bananas are non-negotiable—they're the secret to that moist, tender crumb. Look for bananas with brown spots and a little give when squeezed. The walnuts should be lightly toasted before chopping to bring out their flavor—just 5 minutes in a dry pan. For the butter, full-fat is a must—it gives that rich, buttery crust. I always grab Land O'Lakes unsalted butter from the grocery store, but any brand works. The sour cream keeps the bread ultra-moist, so don't skip it. If you're short on time, Greek yogurt works in a pinch too.

No walnuts? Pecans or almonds work just as well—just toast them first. Short on brown sugar? Substitute white sugar plus 1/4 tsp molasses for that caramel flavor. The baking soda needs to be fresh—if it's over a year old, replace it. For the crust, I like to mix powdered sugar with a pinch of cinnamon for extra sweetness. If you're using a nonstick cake pan, you can skip the buttering, but I still recommend it for that extra golden finish. The vanilla extract should be pure—Walmart's Great Value brand is surprisingly good for the price.

This banana bread keeps beautifully in an airtight container for 3-4 days at room temperature or 1 week in the fridge. For longer storage, wrap tightly and freeze for up to 3 months. I always bake an extra loaf—it reheats perfectly in the microwave or at 350°F for 10 minutes. The crust stays crisp if you reheat it covered with foil, then uncover for the last minute. Slice it thick for that bakery-style presentation, and serve with a pat of butter or a drizzle of honey.

Step-by-step instructions for banana bread in a cake pan

Here's the method for perfectly moist layers with walnut swirls and a buttery crust.

In a medium bowl, mash the 3 medium ripe bananas until completely smooth—no lumps should remain. The mixture should be about 1.5 cups total and hold its shape when you press your finger into it. Stir in the 2 tsp vanilla extract until fully combined. In a separate small bowl, mix together 1.5 cups chopped walnuts, 1 tsp cinnamon, and 0.5 tsp salt. Set both mixtures aside—the banana will be your base, and the walnut mixture will create those beautiful swirls.

Real talk: Overmixing the bananas creates tough bread. Use a fork or potato masher for that classic texture. The walnuts should be toasted lightly first (5 minutes in a dry pan) to enhance their flavor—this makes all the difference in the final bite.

Preheat your oven to 350°F. Generously butter a 9-inch cake pan (or line it with parchment paper for easy removal) and dust the bottom with 2 tbsp powdered sugar—this creates that signature buttery crust. In a large mixing bowl, combine the 2 cups all-purpose flour, 1 tsp baking soda, 1 cup granulated sugar, and 0.75 cup light brown sugar. Whisk until evenly distributed.

In a separate bowl, melt the 0.75 cup unsalted butter and let it cool slightly. Add the 0.5 cup sour cream and 2 large eggs (room temperature), then mix until smooth. Pour the wet ingredients into the dry ingredients and stir just until combined—you'll still see some flour streaks. This ensures tender, not dense, bread. Fold in the mashed bananas gently with a spatula.

Pour half of the batter into the prepared cake pan and spread it evenly. Sprinkle half of the walnut mixture over the top, then dollop spoonfuls of the remaining batter on top. Use a knife to gently swirl the batter and walnuts together in a marbled pattern—this creates those signature ribbons of walnut throughout. Repeat with the remaining batter and walnuts, ending with a final layer of batter on top.

This is where the magic happens: The swirl technique ensures each bite has both moist banana bread and crunchy walnuts. Don't overmix the final layer—just smooth it out with a spatula. The batter should look slightly uneven, which is perfect for that rustic look.

Bake in the preheated oven for 50-60 minutes, or until a toothpick inserted in the center comes out clean. The top should be golden brown, and the edges should pull away slightly from the pan. If the top browns too quickly, tent loosely with foil after 30 minutes to prevent over-browning while ensuring the center cooks through.

Here's the thing—your oven might run hot, so start checking at the 50-minute mark. The bread is done when it springs back slightly when pressed gently in the center. Let it cool in the pan for 10 minutes, then transfer to a wire rack to cool completely before slicing. This resting period prevents crumbs and ensures clean cuts.

Once completely cool, slice into 8 equal servings—each piece should reveal those beautiful walnut swirls throughout. The crust should be slightly crisp from the powdered sugar, while the interior remains moist and tender. Serve at room temperature for the best texture, or lightly toast slices for a warm treat.

This banana bread keeps well at room temperature for 3 days or can be frozen for up to 3 months. The walnuts stay crisp, and the moistness is preserved—just thaw at room temperature before serving. Store any leftovers in an airtight container to maintain freshness.

Dietary considerations for these flavors

Gluten-Free Adaptation

Replace the 2 cups all-purpose flour with a high-quality gluten-free blend like King Arthur Measure for Measure. Use 1:1 substitution for the same volume, but add 1 extra tbsp gluten-free flour to improve texture. For extra moisture, stir in 2 tbsp applesauce or 1 tbsp ground flaxseed mixed with 3 tbsp water. Bake in the same 9-inch cake pan at 350°F for 55-60 minutes, checking for doneness early—gluten-free bread can dry out faster. 🌱

Vegan Version

Swap the unsalted butter for vegan butter (like Miyoko's) and replace the 2 eggs with 2 tbsp ground flaxseed mixed with 6 tbsp water—let it sit for 5 minutes to thicken. Use 1 cup coconut yogurt instead of sour cream. The walnut swirl stays the same, but the crust needs 1 tbsp coconut oil brushed on top before baking. Bake as directed, but tent with foil after 30 minutes to prevent over-browning. 🥜

Lower Sugar Option

Reduce the 1 cup granulated sugar and 0.75 cup brown sugar to 0.75 cup total sugar (split evenly between white and brown). Boost flavor with 1 extra tsp cinnamon and 1 tsp vanilla extract. Add 0.5 cup unsweetened applesauce to the batter to maintain moisture. The walnut swirl remains unchanged, but the crust may need an extra 1 tbsp powdered sugar for sweetness. Bake for 50-55 minutes—lower sugar means slightly faster cooking. 🍚

Nut-Free Swap

Skip the walnuts entirely and replace with 1 cup dried cranberries or chocolate chips (use 1 cup semi-sweet for balance). For texture, fold in 0.5 cup shredded coconut (toasted lightly) or 0.5 cup sunflower seeds. The swirl technique stays the same—just layer these alternatives instead. If using chocolate chips, reduce baking time by 5 minutes to prevent burning. 🍫

Dairy-Free Crust

For a crispy crust without butter, mix 2 tbsp powdered sugar with 1 tbsp coconut oil (melted) and brush it on the pan. Dust the bottom with 2 tbsp cornstarch instead of powdered sugar. The sour cream can be replaced with 0.5 cup almond yogurt for a neutral flavor. The bread will still have that signature crust but with a slightly nutty undertone. 🥥

Frequently asked questions