Brown Butter and Sour Cream Banana Bread
There’s something exceptionally comforting about a warm slice of banana bread, especially when it’s infused with the rich, nutty flavor of brown butter and the tangy creaminess of sour cream. This Brown Butter and Sour Cream Banana Bread takes the classic recipe to new heights, transforming your overripe bananas into a delectable treat that will have everyone reaching for seconds. Whether you’re enjoying it for breakfast, as a snack, or as a dessert, this banana bread is sure to impress. Let’s dive into why you need this recipe in your life!
Why Brown Butter and Sour Cream Banana Bread is Worth Your Time

This banana bread is not just any ordinary loaf. The use of brown butter adds a deep, caramel-like flavor that elevates the taste, while sour cream contributes moisture and a subtle tang that keeps the bread from being overly sweet. The combination creates a perfectly balanced loaf that is tender, flavorful, and utterly irresistible. Plus, it’s a fantastic way to use up those overripe bananas sitting on your counter. When you slice into this warm bread, you’ll find a beautiful texture that’s both fluffy and dense, making it a delightful treat any time of day.
Ingredient Breakdown
To create this velvety Brown Butter and Sour Cream Banana Bread, you’ll need the following ingredients:
- 1 cup unsalted butter
- 1 cup dark brown sugar, lightly packed
- 1 cup granulated sugar
- 2 large eggs
- 1-1/2 teaspoons vanilla extract
- 1 cup sour cream
- 1 cup mashed overripe banana (about 2-3 bananas)
- 1-3/4 cups all-purpose flour
- 1 teaspoon baking powder
- 1/2 teaspoon baking soda
- 1/2 teaspoon kosher salt
- 1 teaspoon ground cinnamon
- 1/4 teaspoon ground nutmeg
- 1 teaspoon finely grated orange zest (optional)
- 1/2 cup chopped toasted walnuts (optional)
Recommended Tools
To make your baking experience seamless, here are some essential tools you’ll need:
- Mixing Bowls: For combining your wet and dry ingredients.
- Measuring Cups & Spoons: Accurate measurements are key to perfect banana bread.
- Whisk: For blending the ingredients smoothly.
- Rubber Spatula: Ideal for scraping down the sides of the bowl and folding ingredients.
- Loaf Pan: A standard 9×5-inch loaf pan works perfectly for this recipe.
- Cooling Rack: To allow your banana bread to cool evenly after baking.
Stepwise Method: Brown Butter and Sour Cream Banana Bread

Creating this delicious banana bread is easier than you might think. Just follow these steps:
Step 1: Prepare the Brown Butter
In a saucepan over medium heat, melt the unsalted butter. Continue cooking, stirring frequently, until the butter turns a golden brown color and gives off a nutty aroma, about 5-7 minutes. Be careful not to burn it. Once browned, remove from heat and let it cool slightly.
Step 2: Mix the Sugars and Eggs
In a large mixing bowl, combine the dark brown sugar and granulated sugar. Pour in the warm brown butter and mix until well combined. Add the large eggs one at a time, mixing well after each addition. Stir in the vanilla extract.
Step 3: Add the Sour Cream and Bananas
Next, fold in the sour cream and mashed overripe bananas until just combined. Be careful not to over-mix.
Step 4: Combine Dry Ingredients
In a separate bowl, whisk together the all-purpose flour, baking powder, baking soda, kosher salt, ground cinnamon, ground nutmeg, and grated orange zest (if using).
Step 5: Combine Wet and Dry Ingredients
Gradually add the dry ingredients to the wet mixture, folding gently with a rubber spatula until just combined. If you’re using walnuts, fold them in at this stage.
Step 6: Pour into the Loaf Pan
Preheat your oven to 350°F (175°C). Grease your loaf pan or line it with parchment paper for easy removal. Pour the banana bread batter into the prepared pan, smoothing the top with a spatula.
Step 7: Bake
Bake in the preheated oven for 60-70 minutes, or until a toothpick inserted into the center comes out clean. Keep an eye on it towards the end of the baking time to prevent over-baking.
Step 8: Cool and Serve
Once baked, remove the banana bread from the oven and let it cool in the pan for about 10 minutes. Then, transfer it to a cooling rack to cool completely. Slice and enjoy your delicious Brown Butter and Sour Cream Banana Bread!
Seasonal Adaptations

This banana bread recipe is incredibly versatile. You can easily adapt it to fit the seasons:
- Fall: Add a teaspoon of pumpkin spice for a cozy autumn flavor.
- Spring: Incorporate fresh berries like blueberries or raspberries for a fruity twist.
- Summer: Swap in coconut flakes for a tropical vibe.
- Winter: Mix in chopped dried fruits like cranberries or apricots for a festive touch.
Troubleshooting Tips
If you encounter any issues while making your Brown Butter and Sour Cream Banana Bread, here are some tips to help you troubleshoot:
- Dense Bread: This can happen if the batter is over-mixed. Be gentle when folding the dry ingredients.
- Dry Texture: Ensure you’re measuring your flour correctly. Too much flour can lead to a dry loaf.
- Not Rising: Check that your baking powder and baking soda are fresh and active, as expired leavening agents can affect the rise.
- Burnt Edges: If the edges of your banana bread are browning too quickly, you can cover the loaf with aluminum foil halfway through baking.
Meal Prep & Storage Notes
To enjoy your Brown Butter and Sour Cream Banana Bread at its best, consider the following storage tips:
Once cooled, store the banana bread in an airtight container at room temperature for up to 3 days. For longer storage, wrap it tightly in plastic wrap and freeze it for up to 3 months. When you’re ready to enjoy it, simply thaw at room temperature or pop it in the microwave for a few seconds to warm it up.
FAQ
Can I use frozen bananas for this recipe?
Absolutely! Frozen bananas work wonderfully in banana bread. Just thaw them, drain any excess liquid, and mash them before adding to the batter.
Can I substitute the sour cream?
Yes, you can substitute Greek yogurt or buttermilk for sour cream if you prefer. Both will provide similar moisture and tanginess.
How can I make this banana bread gluten-free?
For a gluten-free version, substitute the all-purpose flour with a 1:1 gluten-free baking blend. Ensure the other ingredients are also gluten-free.
What can I add to enhance the flavor?
You can add chocolate chips, dried fruit, or additional spices like cardamom or ginger for an extra flavor boost!
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This Brown Butter and Sour Cream Banana Bread is a delightful twist on a classic favorite. With its rich flavors and moist texture, it’s the perfect recipe to try whenever you have overripe bananas. Your loved ones will thank you for it, and you’ll find yourself making it time and again. Happy baking!

Brown Butter and Sour Cream Banana Bread
Ingredients
Equipment
Method
- In a saucepan over medium heat, melt the unsalted butter. Continue cooking, stirring frequently, until the butter turns a golden brown color, about 5-7 minutes. Let it cool slightly.
- In a large mixing bowl, combine the dark brown sugar and granulated sugar. Pour in the warm brown butter and mix until well combined. Add the large eggs one at a time, mixing well after each addition. Stir in the vanilla extract.
- Fold in the sour cream and mashed overripe bananas until just combined. Be careful not to over-mix.
- In a separate bowl, whisk together the all-purpose flour, baking powder, baking soda, kosher salt, ground cinnamon, ground nutmeg, and grated orange zest (if using).
- Gradually add the dry ingredients to the wet mixture, folding gently with a rubber spatula until just combined. If using walnuts, fold them in at this stage.
- Preheat your oven to 350°F (175°C). Grease your loaf pan or line it with parchment paper. Pour the batter into the prepared pan, smoothing the top with a spatula.
- Bake in the preheated oven for 60-70 minutes, or until a toothpick inserted into the center comes out clean. Keep an eye on it towards the end of the baking time.
- Once baked, let it cool in the pan for about 10 minutes. Then, transfer it to a cooling rack to cool completely. Slice and enjoy!
Notes
- Store banana bread in an airtight container at room temperature for up to 3 days.
- For longer storage, wrap tightly in plastic wrap and freeze for up to 3 months.
- Thaw at room temperature or microwave for a few seconds to warm it up.
