There’s something magical about the combination of rich chocolate and ripe bananas. Today, I’m thrilled to share my secret recipe for the ultimate marbled chocolate swirl banana bread—an indulgent treat that never fails to delight!

The Ultimate Marbled Chocolate Swirl Banana Bread
Prep & Cook Time
Prep time: 15 minutes
Cook time: 60 minutes
Total time: 1 hour 15 minutes
Ingredients
- 3 ripe bananas, mashed
- 1/3 cup melted butter
- 1 teaspoon baking soda
- Pinch of salt
- 3/4 cup sugar
- 1 large egg, beaten
- 1 teaspoon vanilla extract
- 1 cup all-purpose flour
- 1/2 cup cocoa powder
- 1/2 cup chocolate chips
Instructions
- Preheat your oven to 350°F (175°C) and grease a 9×5-inch loaf pan.
- In a mixing bowl, combine the mashed bananas and melted butter.
- Add the baking soda and salt, followed by the sugar, beaten egg, and vanilla extract. Mix well.
- Gently fold in the flour until just combined; be careful not to overmix.
- In a separate bowl, mix the cocoa powder with a splash of water to form a paste. Then, combine it with half of the banana batter.
- Pour half of the plain banana batter into the prepared loaf pan, followed by the chocolate batter, and top with the remaining banana batter.
- Using a knife, gently swirl the batters together for a marbled effect.
- Sprinkle chocolate chips on top, if desired.
- Bake for 60 minutes or until a toothpick inserted into the center comes out clean.
- Let it cool in the pan for about 10 minutes before transferring it to a wire rack.
Servings
This recipe yields approximately 10 slices of delicious banana bread.
Nutrition Info
Calories: 210 per slice
Fat: 8g
Carbohydrates: 32g
Protein: 3g
Final Thoughts
There’s nothing quite like the aroma of freshly baked banana bread wafting through the house. This marbled chocolate swirl banana bread is a personal favorite, perfect for breakfast or an afternoon snack. I hope you enjoy making it as much as I do!
