Cinnamon Swirl Banana Cake
Cinnamon Swirl Banana Cake is absolute bliss wrapped in tender cake layers speckled with warm banana flavors and a delightful swirl of cinnamon. With each bite, you’re greeted by moistness complemented by a sweet, slightly spicy swirl that feels like a cozy hug. This recipe is perfect for a weekend gathering or even a simple afternoon snack, and it just so happens to be incredibly easy and quick to whip up. If you’ve craved something comforting and delicious, look no further—this cake is here for you.
Table of Contents

I first stumbled across this recipe while searching for a way to use up some overly ripe bananas, and let me tell you, it exceeded my expectations. The combination of banana and cinnamon is simply meant to be, creating a treat that is both satisfying and nostalgic. Whether sharing it with friends or savoring a slice solo, this Cinnamon Swirl Banana Cake is sure to be a hit, so I can’t wait for you to try it!
Why You’ll Love This Recipe
- Simple & Quick: With just 15 minutes of prep and 45 minutes in the oven, you’ll have a fresh, warm cake to enjoy in no time.
- Irresistible Flavor: The blend of cinnamon with sweet bananas creates a flavor extravaganza that’s both comforting and delightful.
- Eye-Catching Appeal: The beautiful cinnamon swirl makes each slice a feast for the eyes as well as the taste buds.
- Flexible Serving: Perfect for breakfast, dessert, or a snack. It suits any time of day!
- Diet-Friendly Options: Consider swapping in gluten-free flour for a gluten-free version, and use dairy-free butter for a lactose-free treat.
Ingredients You’ll Need
- 3 cups all-purpose flour: This forms the base of the cake, providing structure. You can substitute with a gluten-free blend if needed.
- 1 teaspoon baking soda: This helps the cake rise and gives it a light texture.
- 1 teaspoon baking powder: Provides additional leavening for a fluffy cake.
- 3/4 teaspoon ground cinnamon: Adds warmth and flavor; use fresh for the best taste.
- 3/4 teaspoon kosher salt: Balances sweetness and enhances the flavors of the cake.
- 3/4 cup unsalted butter, at room temperature: Creates a rich, buttery flavor and tender texture in the cake.
- 3/4 cup granulated sugar: Sweetens the cake; feel free to substitute with cane sugar if preferred.
- 3/4 cup packed brown sugar: Adds depth and moisture from the molasses content.
- 3 large eggs, at room temperature: Binds the ingredients; room temp eggs mix in better.
- 2 teaspoons pure vanilla extract: Enhances sweetness and flavor in the cake.
- 1 1/2 cups mashed brown bananas, about 4 medium bananas: Provides moisture and natural sweetness—ripe bananas work best.
- 1 1/3 cups buttermilk, at room temperature: Adds moisture and a slight tang; can substitute with milk plus a tablespoon of vinegar for a quick version.
- 3/4 cup salted butter, softened: Used in the cinnamon filling for rich flavor.
- 3/4 cup packed light brown sugar: Sweetness for the filling; dark brown sugar can be used for a deeper flavor.
- 1 tablespoon all-purpose flour: Thickens the cinnamon filling.
- 1 tablespoon ground cinnamon: This rich filling of cinnamon heightens flavors throughout the cake.
- 2 tablespoons butter, at room temperature: For the cinnamon filling, helping to create a smooth texture.
- 4 ounces cream cheese, at room temperature: Forms the base of the glaze adding tanginess and richness.
- 2 cups confectioner’s sugar: Sweetens the glaze; sift for a smoother texture.
- 1 teaspoon pure vanilla extract: Adds aromatic sweetness to the glaze.
- 2 to 3 tablespoons whole milk or heavy cream: Thins the glaze to the right consistency.
How to Make Cinnamon Swirl Banana Cake

- Preheat the Oven: Start by preheating your oven to 350 degrees F. Grease a 9×13-inch metal baking pan or line it with parchment paper to prevent sticking.
- Combine Dry Ingredients: In a large bowl, whisk together the 3 cups all-purpose flour, 1 teaspoon baking soda, 1 teaspoon baking powder, 3/4 teaspoon ground cinnamon, and 3/4 teaspoon kosher salt. Set aside, letting the dry ingredients mingle.
- Cream Butter and Sugars: In the bowl of a stand mixer, or using a hand mixer, cream together the 3/4 cup unsalted butter, 3/4 cup granulated sugar, and 3/4 cup packed brown sugar until creamy and smooth, about 3 minutes. Don’t forget to scrape down the sides of the bowl with a spatula!
- Add Eggs and Bananas: Beat in 3 large eggs one at a time. Then, mix in 2 teaspoons of pure vanilla extract and the 1 1/2 cups mashed brown bananas until everything is combined, scraping down the bowl as needed.
- Incorporate Dry Ingredients and Buttermilk: With the mixer on low, gradually add the dry ingredients in three additions, alternating with the 1 1/3 cups buttermilk, until everything is blended together. Remember not to overmix—just until everything is combined.
- Prepare for Cinnamon Filling: Spread the batter evenly into your prepared pan and set aside while you prepare the cinnamon filling.
- Mix Cinnamon Filling: In a medium bowl, stir together the 3/4 cup salted butter, 3/4 cup packed light brown sugar, 1 tablespoon all-purpose flour, and 1 tablespoon ground cinnamon until creamy and smooth.
- Swirl the Filling: Drop dollops of the cinnamon filling all over the top of the batter. Using the tip of a butter knife, gently swirl the filling throughout the batter to create that irresistible swirl.
- Bake the Cake: Bake the cake for 30 to 35 minutes, or until a toothpick inserted in the center comes out clean. All ovens vary, so check a bit earlier to avoid calamity!
- Cool the Cake: Once baked, remove the cake from the oven and let it sit on a wire rack for 10 to 15 minutes. It’s best served warm, so don’t allow it to cool completely before you add the glaze.
- Make the Glaze: In the bowl of a mixer, beat together the 2 tablespoons of softened butter and the 4 ounces of cream cheese until smooth. Gradually add in the 2 cups confectioner’s sugar and mix in the 1 teaspoon vanilla extract and 2 tablespoons of milk. Beat for 2 minutes or until smooth, adding more milk as needed for the desired glaze consistency.
- Finish and Serve: Spread the glaze evenly over the warm cake, ensuring every slice gets that creamy topping. Cut into squares and serve warm.
Storing & Reheating
Store any leftover Cinnamon Swirl Banana Cake at room temperature for up to 2 days in an airtight container. If you want to keep it longer, pop it in the refrigerator, where it lasts up to a week. To freeze, wrap individual pieces in plastic wrap and foil, keeping them fresh for up to 3 months. When ready to enjoy, simply reheat in the microwave for about 15 to 20 seconds—just enough to take the chill off and refresh that beautiful texture.
Chef’s Helpful Tips
- Avoid Overmixing: To keep your cake light and fluffy, don’t overmix once the dry ingredients are added.
- Room Temperature Ingredients: Use room temperature eggs and buttermilk for better mixing and to enhance the rise of the cake.
- Perfect Bananas: Use bananas that are very ripe for the best flavor and natural sweetness in your cake.
- Check Doneness Early: Different ovens can vary. Start checking your cake around the 30-minute mark to avoid overbaking.
- Cinnamon Swirl Control: Don’t worry if your cinnamon swirl isn’t perfect! The beauty lies in the rustic look and delicious taste.
Cinnamon Swirl Banana Cake is a delightful treat that beautifully highlights the comforts of home baking. The ease of preparation, coupled with the wonderful blend of flavors, makes this cake not only a joy to make but a pleasure to share. Feel free to experiment a bit—perhaps by adding walnuts for a crunch or swapping in different spices for fun. Enjoy every slice of this warm, comforting cake with friends or family. Happy baking!

Recipe FAQs
Can I use frozen bananas for this recipe?
Absolutely! If you have frozen bananas on hand, just thaw them at room temperature or in the microwave until soft. They may be a bit more watery, so drain any excess moisture before mashing. They work perfectly in this Cinnamon Swirl Banana Cake!
What can I serve with this cake?
This cake can be enjoyed on its own, but for an added treat, try serving it with a dollop of whipped cream or a scoop of vanilla ice cream. A drizzle of caramel sauce can take it over the top for dessert!
How do I know when the cake is done baking?
A toothpick inserted into the center should come out clean, or with just a few moist crumbs attached. Avoid any wet batter, as this means it needs more time. Also, the edges should begin to pull away slightly from the pan.
Can I make this cake ahead of time?
Yes, you can bake this cake a day in advance! Just allow it to cool completely and store it covered at room temperature. If you choose to add the glaze ahead of time, you can do so after the cake has cooled.
Enjoy this delightful journey of scents, flavors, and cozy comfort with each slice of this Cinnamon Swirl Banana Cake!
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📖 Recipe Card

Cinnamon Swirl Banana Cake
- Prep Time: 15 minutes
- Cook Time: 45 minutes
- Total Time: 1 hour
- Yield: 16 servings 1x
- Category: Desserts & Appetizers
- Method: Baking
- Cuisine: American
Description
This Cinnamon Swirl Banana Cake features a delicious combination of ripe bananas and a sweet cinnamon filling, topped with a creamy glaze. It’s a simple, yet mouthwatering treat suitable for any occasion!
Ingredients
- 3 cups all-purpose flour
- 1 teaspoon baking soda
- 1 teaspoon baking powder
- 3/4 teaspoon ground cinnamon
- 3/4 teaspoon kosher salt
- 3/4 cup unsalted butter, at room temperature
- 3/4 cup granulated sugar
- 3/4 cup packed brown sugar
- 3 large eggs, at room temperature
- 2 teaspoons pure vanilla extract
- 1 1/2 cups mashed brown bananas, about 4 medium bananas
- 1 1/3 cups buttermilk, at room temperature
- 3/4 cup salted butter, softened
- 3/4 cup packed light brown sugar
- 1 tablespoon all-purpose flour
- 1 tablespoon ground cinnamon
- 2 tablespoons butter, at room temperature
- 4 ounces cream cheese, at room temperature
- 2 cups confectioner’s sugar
- 1 teaspoon pure vanilla extract
- 2 to 3 tablespoons whole milk or heavy cream
Instructions
- Preheat the oven to 350°F and grease a 9×13-inch baking pan or line it with parchment paper.
- In a large bowl, combine the flour, baking soda, baking powder, cinnamon, and salt. Set aside.
- In a mixer, beat the butter and sugars together until creamy. Scrape the bowl as needed.
- Add the eggs one at a time, followed by the vanilla extract and mashed bananas, mixing until combined.
- On low speed, alternate adding the dry mixture and buttermilk until fully combined, ending with the dry mix. Avoid overmixing.
- Spread the batter into the prepared pan and prepare the cinnamon filling.
- In another bowl, combine the softened butter, brown sugar, flour, and cinnamon until smooth.
- Drop dollops of the filling on top of the batter and swirl with a knife.
- Bake for 30 to 35 minutes, checking doneness with a toothpick.
- Let the cake cool for 10 to 15 minutes before applying the glaze. Do not let it cool completely.
- To make the glaze, beat the butter and cream cheese until smooth, then mix in confectioner’s sugar, vanilla, and milk to desired consistency.
- Spread the glaze over the warm cake, slice, and serve.
Notes
Ensure bananas are well mashed for consistent flavor.
The cake is best served warm after glazing for optimal taste.
Store leftover cake in an airtight container for up to 3 days.
Nutrition
- Serving Size: 1 piece
- Calories: 300
- Sugar: 25g
- Sodium: 200mg
- Fat: 12g
- Saturated Fat: 7g
- Unsaturated Fat: 3g
- Trans Fat: 0g
- Carbohydrates: 45g
- Fiber: 1g
- Protein: 4g
- Cholesterol: 50mg
