Chocolate Zucchini Bread

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This chocolate zucchini bread is as delicious as my chocolate chip zucchini muffins recipe. It’s rich with chocolate, moist from the zucchini, and you’d never guess there’s any vegetable hidden inside!

chocolate zucchini bread sliced and sitting on a white cutting board with crumbs on it form the bread

Where did the recipe come from?

With the garden overflowing, it feels like we have a never ending supply of zucchini. That means I’m always looking for new zucchini recipes to try out because let’s be honest, no one wants to eat the same dish over and over.

When I served this chocolate zucchini bread, my kids were completely surprised. They had no idea there was zucchini hidden inside!

This recipe actually comes from my husband’s aunt, and it truly is the best loaf I’ve ever had. It’s right up there with one of my other favorites which is a classic lemon loaf drizzled with a sweet lemon glaze.

Why You’ll love this recipe

  • Great for a quick breakfast on the go or for a back to school snack or dessert
  • Its easy to make and moist
  • Hidden vegetables that no one knows about
  • Its a tried and loved family recipe that has been passed down
  • A seasonal recipe for your zucchini harvest
  • It freezes wonderfully
  • Delicious paired with homemade vanilla ice cream
chocolate zucchini bread sliced and sitting on a white cutting board with crumbs from the bread on it

Recipe Ingredients

Lets talk ingredients! Here’s everything you’ll need to make this recipe.

  • All purpose flour- I used un-bleached all purpose flour
  • Unsweetened Cocoa Powder
  • Salt
  • Baking Powder
  • Baking Soda
  • Cinnamon
  • Granulated Sugar
  • Vegetable Oil
  • Butter– Melted
  • Eggs- Large
  • Buttermilk- If you don’t have buttermilk you can use milk and vinegar instead
  • Vanilla- Pure or artificial works
  • Zucchini- Shredded with the skin on, not drained
  • Chocolate Chips- I used semi sweet chocolate chips

See recipe card for quantities.

How to make this recipe

Use these photos as a guide as you move along each step.

2 9x5 loaf pans that are greased and floured
  1. Step 1: Pre-heat the oven and grease then flour 2 9×5 loaf pans and set them aside.
flour, cocoa, salt, baking powder, baking soda and cinnamon in a bowl with a whisk
  1. Step 2: In a medium bowl add in the flour, cocoa, salt, baking powder, baking soda and cinnamon. Whisk and set aside.
sugar, oil and melted butter in a bowl that was just mixed with a whisk
  1. Step 3: In a large bowl add in the sugar, oil and melted butter then mix.
eggs, butter milk and vanilla added to other wet ingredients in a bowl with a whisk
  1. Step 4: Add to that the eggs, buttermilk and vanilla. Mix.
shredded zucchini added to the bowl of wet ingredients
  1. Step 5: Mix in the zucchini.
dry ingredients sifted over the wet in a glass bowl
  1. Step 6: Sift the dry ingredients over the wet and mix until just combined.
chocolate chips added to the batter in a glass bowl
  1. Step 7: Fold in the chocolate chips.
two chocolate zucchini loves sitting on a wire rack cooling
  1. Step 8: Place in pans and top with more chocolate chips if you’d like. Bake for 55 minutes to 1 hour, then cool in pan for 10 minutes before transferring it to a wire rack to cool.
chocolate zucchini bread sliced and close up on a white cutting board with crumbs from the loaf around it

Storage

Room temperature: Store in an airtight container for up to 4 days at room temperature.
Fridge: It will last up to one week in the fridge but it does go drier when stored there. I personally prefer storing it at room temperature for the best texture.
Freezing: Allow loaves to cool completely before freezing. Wrap in cling wrap then tin foil and place in a labeled freezer bag. It will last for up to 3 months in the freezer.

chocolate zucchini bread sitting on a white cutting board with crumbs from the loaf and sliced
5 from 1 vote

Chocolate Zucchini Bread

A perfect loaf for your summer squash harvest
Prep Time 20 minutes
Cook Time 1 hour
Total Time 1 hour 20 minutes
Serving Size 12

Ingredients

  • 2 1/2 cups all purpose flour
  • 6 Tablespoons unsweetened cocoa powder
  • 1/2 teaspoon salt
  • 1/2 teaspoon baking powder
  • 1 teaspoon baking soda
  • 1 teaspoon cinnamon
  • 1 1/2 cups granulated sugar
  • 1/2 cup vegetable oil
  • 1/2 cup unsalted butter melted
  • 2 large eggs
  • 1/2 cup buttermilk
  • 1 teaspoon vanilla extract
  • 2 cups shredded zucchini skin on, not drained
  • 1 cup semi sweet chocolate chips

Instructions

  • Pre-heat oven to 325
  • Grease and flour 2 9×5 loaf pans and set aside.
  • In a medium bowl add in the flour, cocoa, salt, baking powder, baking soda, and cinnamon. Whisk until well combined then set aside.
  • In a separate bowl add in the sugar, oil and melted butter. Mix.
  • Mix in the eggs, then the buttermilk and vanilla.
  • Stir in the zucchini.
  • Sift the dry ingredients over the wet ingredients and mix until just combined. Press any clumps of the cocoa powder through the sieve as well.
  • Fold in the chocolate chips.
  • Place in the loaf pans and top with additional chocolate chips if you’d like.
  • Bake for 55 minutes to 1 hour or until a tooth pick comes out clean from the center.
  • Cool in the pans for 10 minutes then remove them from the pans and place on a wire rack to cool before serving.

Notes

Store at room temperature for up to 4 days in an airtight container, or 7 days in the fridge and up to 3 months in the freezer.
Do I have to squeeze out the zucchini?

No it adds extra moisture to the recipe.

Leave a comment below if you made this recipe, I’d love to hear feedback.

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2 Comments

    1. I am going to try that next time!! Thanks for the tip. I am also curious about making them into muffins!