Gluten-Free Chocolate Zucchini Bread

Healthy chocolate zucchini bread made with almond flour for a moist, rich, gluten-free treat perfect for meal prep.

This Gluten-Free Chocolate Zucchini Bread is indulgent, moist, and easy to make in one bowl.

  • It’s made with almond flour and extra virgin olive oil instead of coconut oil or butter.
  • It’s rich in chocolate flavor thanks to cocoa and dark chocolate chunks.
  • It freezes well, and is perfect for meal prep.
  • It’s naturally grain-free and dairy-free.

Almond flour creates a soft, cake-like crumb, while nutrient-rich ingredients keep it balanced.

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The recipe suits a variety of dietary needs without compromising on taste or texture.

  • You can enjoy it as a snack, a sweet breakfast, or a healthier dessert throughout the week.

What makes this healthy chocolate zucchini bread unique

  • Grain-free and dairy-free: Unlike many gluten-free breads, this healthy chocolate zucchini bread recipe is both grain-free and dairy-free, making it perfect for a range of dietary needs.
  • Made with almond flour: Almond flour offers a better texture and added nutrition compared to other gluten-free flours, providing healthy fats and protein for a moist loaf.
  • Healthier yet indulgent: Naturally sweetened with maple syrup, this bread delivers a decadent chocolate flavor with unsweetened Dutch-processed cocoa and chunks of dark chocolate.
Ingredients for chocolate zucchini bread set out in bowls
Zucchini, almond flour, cocoa powder, almond butter, maple syrup, extra virgin olive oil, eggs, dark chocolate, baking powder and salt

Baking with almond flour and cocoa

Baking with almond flour and cocoa powder requires a few smart adjustments to achieve rich, moist chocolate zucchini bread. Almond flour is high in fat and moisture but lacks gluten, so eggs are essential for binding and structure. For best results, measure almond flour by weight using a kitchen scale – cup measurements can lead to dryness or inconsistent texture. Let loaves made with almond flour cool completely before slicing, as warm slices tend to crumble more easily.

For the best chocolate flavor, use Dutch-processed cocoa powder. It has a smoother, deeper taste and is less acidic than natural cocoa, which can sometimes clash with other ingredients. Dutch cocoa also gives the bread a darker, richer color – perfect for a deeply chocolatey loaf.

Chocolate zucchini bread baked in a cast iron loaf pan
This zucchini bread is naturally gluten-free, grain-free, and dairy-free

Almond flour vs almond meal in gluten-free baking

For the best texture in gluten-free baking, use almond flour – not almond meal. Almond flour is made from blanched, finely ground almonds and creates a soft, moist crumb perfect for zucchini bread. Almond meal is coarser and includes the almond skins, which can make the bread denser and grainier. Note that almond flour is also sometimes called blanched almond meal.

Choosing the right zucchini for gluten-free chocolate zucchini bread

When making gluten-free chocolate zucchini bread, start with small to medium zucchinis – they have a sweeter flavor and less water than large ones. Grate the zucchini using the large holes of a box grater or handheld grater to create fine strands that blend smoothly into the batter. There’s no need to peel the zucchini; the skin is tender, adds fiber, and disappears during baking.

A sliced loaf of zucchini bread with chocolate chips
Almond flour gives this gluten-free chocolate zucchini bread a moist, rich texture

Ingredients for gluten-free chocolate zucchini bread

  • Almond flour – Offers a moist crumb, is naturally gluten-free, and is rich in healthy fats and protein.
  • Zucchini – Provides moisture and a boost of nutrients.
  • Dutch-processed cocoa powder – For a smooth, deep chocolate flavor.
  • Extra virgin olive oil – A heart-healthy fat that keeps the bread moist.
  • Almond butter – Works with the olive oil to maintain moisture.
  • Maple syrup – Naturally sweetens the bread.
  • Eggs – Bind the ingredients together in the absence of gluten. Room temperature eggs mix more evenly into the batter for consistent texture.
  • Baking powder – Helps the bread rise.
  • Fine salt – Enhances all the flavors.
  • Dark chocolate – Chopped into chunks to stud throughout the bread and sprinkle on top.
A stack of chocolate zucchini bread slices
Healthy chocolate zucchini bread, perfect for meal prep

How to store and freeze chocolate zucchini bread for meal prep

To store zucchini bread, place it in an airtight container and refrigerate for up to five days. Keeping it chilled helps preserve the bread’s moisture and keeps the chocolate flavor fresh. For best results, let the bread cool completely before storing to prevent condensation.

Zucchini bread also freezes well, making it ideal for meal prep. It can be frozen for up to three months. Freeze individual slices by wrapping them tightly or placing them in a freezer-safe container with parchment paper between each piece to prevent sticking. When ready to enjoy, reheat slices straight from frozen in the microwave or warm them in a low oven until heated through. I usually freeze half the loaf sliced and keep the rest in the fridge – it’s an easy way to have ready-to-eat snacks or breakfast on hand throughout the week.

Gluten-Free Chocolate Zucchini Bread Recipe

Recipe video below. This gluten-free chocolate zucchini bread is a moist, healthy treat made with almond flour and olive oil. It’s easy to make, freezes well, and perfect for meal prep.

A loaf of gluten-free chocolate zucchini bread with chocolate chips
  • Serves: 10 slices
  • Prep time: 15 mins
  • Cook time: 60 mins

Ingredients

  • 1/2 cup (120 g) almond butter
  • 1/2 cup (158 g) maple syrup
  • 1/4 cup (55 g) extra virgin olive oil (see Note 1)
  • 2 large eggs
  • 3/4 cup (100 g) grated and squeezed zucchini (see Note 2)
  • 1 3/4 cup (168 g) almond flour
  • 1/4 cup (25 g) Dutch-processed cocoa powder (see Note 3)
  • 1 teaspoon baking powder
  • 1/2 teaspoon fine salt
  • 3/4 cup (100 g) chopped dark chocolate (see Note 4)

Instructions

  1. Preheat oven and prepare pan

    Preheat your oven to 350°F (180°C) conventional. Line an 8×4 inch (20×10 cm) loaf pan with parchment paper.Cast-iron loaf pan lined with baking paper

  2. Mix wet ingredients

    In a large mixing bowl, combine the almond butter, maple syrup, and olive oil. Add the eggs and beat until well incorporated.Wet chocolate zucchini bread ingredients mixed with spatula

  3. Mix batter

    Add the grated and squeezed zucchini, almond flour, cocoa powder, baking powder, and salt. Fold everything together until evenly combined, then fold in half of the chopped chocolate.Chocolate zucchini bread batter with chocolate chunks

  4. Pour batter into pan

    Pour the batter into the prepared loaf pan and smooth the surface with the back of a spoon. Sprinkle the remaining chopped chocolate on top.Unbaked chocolate zucchini bread batter in loaf pan

  5. Bake and cool

    Bake for 1 hour, or until a toothpick inserted into the center comes out clean. Transfer to a wire rack to cool. Wait until completely cold – or chill in the fridge – before slicing with a sharp knife for the cleanest cut (see Note 5).Baked gluten-free chocolate zucchini bread in loaf pan

Notes

  1. Olive oil – Extra virgin olive oil is my preferred choice for its health benefits and lower saturated fat content. You can also use regular olive oil or melted coconut oil if you prefer.
  2. Zucchini – Measure the zucchini after grating and squeezing out the moisture. To squeeze, spread the grated zucchini over a few sheets of paper towel, place more sheets on top, and press down firmly to absorb the excess liquid. Scoop up the squeezed zucchini and measure it out – ideally in grams using a kitchen scale for accuracy.
  3. Cocoa powder – I use Dutch-processed cocoa powder in this recipe for its smoother, less acidic taste. Regular cocoa powder can be used as a substitute if needed.
  4. Chocolate – For rich chocolate flavor and reduced sugar, I chop up a block of 70% dark chocolate. Feel free to use any chocolate you like – dark, milk, or white chocolate chips, sugar-free chocolate, or even peanut butter chips.
  5. Slicing – Wait until the zucchini bread is completely cool and the chocolate chunks have firmed up before slicing. If it’s still warm, it will be harder to slice cleanly.
  6. Storage – Store the zucchini bread in an airtight container in the fridge for up to 5 days. It also freezes well for up to 3 months. To freeze, wrap individual slices tightly or place them in an airtight container with parchment paper between layers to prevent sticking. Reheat slices straight from frozen in the microwave or oven.

Recipe video

Watch the recipe video to see how to make Gluten-Free Chocolate Zucchini Bread.

Frequently asked questions

Is chocolate zucchini bread healthy?

Chocolate zucchini bread can be a healthier treat when made with wholesome ingredients like almond flour, unsweetened cocoa, and natural sweeteners, offering fiber, antioxidants, and added moisture from zucchini.

Should you peel zucchini for zucchini bread?

No, you don’t need to peel zucchini for zucchini bread – its skin is thin, adds nutrients, and blends seamlessly into the batter for extra texture and fiber.

How do I shred zucchini for zucchini bread?

Use the large holes of a box grater or a handheld grater with large holes to shred zucchini. This creates long, thin strands that blend evenly into the batter.

How do you get moisture out of zucchini for bread?

To remove moisture from zucchini, grate it first, then press it between layers of paper towel or a clean tea towel to squeeze out the excess water before adding it to your batter.

Can I use frozen zucchini for zucchini bread?

Yes, you can use frozen zucchini for zucchini bread. Thaw and drain it well to remove excess moisture before adding it to your batter.

Why is my chocolate zucchini bread dry?

Chocolate zucchini bread can turn out dry if it’s overbaked, contains too much flour, or the zucchini wasn’t moist enough – accurate measuring and not overmixing help retain moisture.

How do you prevent zucchini bread from sinking in the middle?

To prevent zucchini bread from sinking in the middle, avoid overmixing the batter, ensure your leavening agents like baking powder are fresh and not expired, and bake at the correct temperature for even rising.

How do you store gluten-free zucchini bread?

Store gluten-free zucchini bread in an airtight container in the refrigerator for up to 5 days, or freeze it for up to 3 months.

More gluten-free baking recipes

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Lilian Dikmans
Lilian Dikmans
Lilian Dikmans is a former lawyer, model, and the founder of Real Food Healthy Body (RFHB). She became the first Australian model to simultaneously compete in Muay Thai. Lilian holds a Bachelor of Laws (LLB, Honours) and a Bachelor of Commerce (BCom) from the University of Melbourne (2004-2008). She is also a qualified personal trainer, holding Certificates III and IV in Fitness.
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