This post may contain affiliate links. As an Amazon Associate, we earn from qualifying purchases. We only recommend products we trust.
When you can’t decide between a rich chocolate cake and a classic banana loaf, this Chocolate Banana Bread is the perfect compromise. This isn’t just a banana bread with a few chips thrown in; it is a deep, dark, double-chocolate experience. By incorporating high-quality cocoa powder into the batter and folding in a generous amount of chocolate chips, you transform standard overripe bananas into a dessert-level treat that remains incredibly moist and tender.

The beauty of this double chocolate banana bread is how the bananas act as a natural sweetener and moisture agent. They create a “fudgy” texture that mimics a brownie but retains the structural integrity of a quick bread. It is a sophisticated way to handle your overripe fruit, resulting in a loaf that is perfect for a decadent breakfast, an afternoon snack, or even a late-night dessert served warm with a scoop of vanilla ice cream.
Table of Contents
Why You’ll Love This Recipe
- Double the Chocolate: Uses both cocoa powder and chocolate chips for an intense flavor profile.
- Bakery-Style Texture: The crumb is tight, moist, and tender—never crumbly.
- Natural Sweetness: Relies on the sugars from the bananas to balance the bitterness of the cocoa.
- Quick & Easy: No fancy equipment required; one bowl and a whisk will get the job done.
Ingredients
- 3 large Overripe Bananas, mashed (about 1 ½ cups)
- ½ cup Unsalted Butter, melted and cooled
- ¾ cup Light Brown Sugar, packed
- 1 Large Egg, room temperature
- 1 tsp Vanilla Extract
- 1 cup All-purpose Flour
- ½ cup Dutch-process Cocoa Powder (unsweetened)
- 1 tsp Baking Soda
- ½ tsp Salt
- 1 cup Semi-sweet Chocolate Chips (plus extra for topping)

Instructions
1. Preparation
Preheat your oven to 350°F (175°C). Grease a 9×5-inch loaf pan and line it with parchment paper for easy removal.
2. Combine Wet Ingredients
In a large bowl, whisk together the mashed bananas and melted butter. Add the brown sugar, egg, and vanilla, whisking until the mixture is smooth and well-combined.
3. Sift in Dry Ingredients
In a separate small bowl, whisk the flour, cocoa powder, baking soda, and salt. Gradually stir the dry ingredients into the banana mixture using a spatula. Mix until just combined—be careful not to over-mix, as cocoa powder can make the bread tough if overworked.
4. Add the Chocolate
Fold in 1 cup of chocolate chips. Pour the batter into the prepared loaf pan and smooth the top. Sprinkle a handful of extra chocolate chips over the surface for that professional look.
5. Bake
Bake for 55–65 minutes. A toothpick inserted into the center should come out clean (or with a few moist chocolate crumbs, but no raw batter).
6. Cool
Let the bread cool in the pan for at least 15 minutes before transferring to a wire rack. This loaf is exceptionally fudgy when warm!

Expert Tips for Success
- Dutch-Process Cocoa: For the darkest color and richest flavor, use Dutch-process cocoa powder. It is less acidic than natural cocoa and pairs beautifully with the sweet bananas.
- Measure Correctly: When measuring cocoa and flour, use the “spoon and level” method to avoid a dry, dense loaf.
- The Ripeness Rule: The blacker the banana, the better the bread. Ripe bananas provide the moisture needed to offset the drying properties of cocoa powder.
- Don’t Overbake: Because the batter is dark, it’s hard to tell by sight when it’s done. Trust the toothpick test and the “spring back” feel of the center.
Variations
- Peanut Butter Chip: Swap half the chocolate chips for peanut butter chips for a classic flavor combination.
- Salted Chocolate: Sprinkle a generous pinch of flaky sea salt over the top of the loaf immediately after baking.
- Espresso Boost: Add 1 teaspoon of espresso powder to the dry ingredients to intensify the chocolate flavor without adding a coffee taste.
- Walnut Chocolate: Add ½ cup of chopped walnuts for a crunchy, nutty contrast to the fudgy interior.
FAQ: Chocolate Banana Bread
Q: Can I make this with oil instead of butter? A: Yes. You can use ½ cup of vegetable or melted coconut oil. The bread will be slightly more moist but will lose the buttery depth of flavor.
Q: Why is my chocolate banana bread sinking? A: This usually happens if the bananas are exceptionally large/liquid-heavy or if the bread is underbaked. Ensure you measure the mashed banana to 1 ½ cups exactly.
Q: How do I store this? A: Store in an airtight container at room temperature for up to 4 days. It actually stays moist longer than regular banana bread!
Q: Can I freeze it? A: Absolutely. Wrap the cooled loaf (or individual slices) in plastic wrap and foil. It will stay fresh in the freezer for up to 3 months.

The Ultimate Chocolate Banana Bread
Equipment
- Mixing bowls
- Whisk
- Rubber Spatula
- 9×5-inch loaf pan
- Oven
Ingredients
- 3 large overripe bananas, mashed (about 1 1/2 cups)
- 0.5 cup unsalted butter, melted and cooled
- 0.75 cup light brown sugar, packed
- 1 large egg, room temperature
- 1 tsp vanilla extract
- 1 cup all-purpose flour
- 0.5 cup Dutch-process cocoa powder, unsweetened
- 1 tsp baking soda
- 0.5 tsp salt
- 1 cup semi-sweet chocolate chips, plus more for topping
Instructions
- Preheat oven to 350°F (175°C). Grease a 9×5-inch loaf pan and line with parchment paper for easy removal.
- In a large bowl, whisk together the mashed bananas and melted butter. Add the brown sugar, egg, and vanilla and whisk until smooth.
- In a separate bowl, whisk together the flour, cocoa powder, baking soda, and salt.
- Gently fold the dry ingredients into the wet mixture with a spatula until just combined. Do not overmix.
- Fold in the chocolate chips. Pour batter into the prepared pan, smooth the top, and sprinkle extra chocolate chips over the surface.
- Bake for 55–65 minutes, until a toothpick inserted into the center comes out clean or with a few moist crumbs.
- Cool in the pan for at least 15 minutes, then transfer to a wire rack to cool completely before slicing.