Chocolate Zucchini Oat Muffins

These Chocolate Zucchini Oat Muffins are soft, lightly sweet, and surprisingly easy to put together. Rolled oats give them a hearty texture, zucchini keeps them moist, and chocolate chips make sure they still feel like a proper treat. I especially like this kind of recipe because everything goes into one bowl, there’s very little cleanup, and you end up with a batch of muffins that works for breakfast, snacks, or a quick grab-and-go bite.

Try my Egg Broccoli and Ham Breakfast Muffins recipe.

Why You’ll Love This Recipe

• One-bowl recipe: Everything gets mixed together in one bowl.
• Quick prep: You only need about 10 minutes before the muffins go into the oven.
• Moist and tender: The shredded zucchini helps keep the muffins soft.
• A little chocolate in every bite: Chocolate chips make them feel more indulgent without turning them into full-on dessert.
• Great for meal prep: Bake once and you’ve got several breakfasts or snacks ready.
• Easy to pack: Perfect for lunchboxes, work snacks, or busy mornings.
• Simple ingredients: Nothing too complicated or difficult to find.

Try my Chocolate Zucchini Muffins recipe.

What You’ll Need to Make Chocolate Zucchini Oat Muffins

• Prep Time: 10 minutes
• Cook Time: 25 minutes
• Total Time: 35 minutes
• Makes: 8 muffins
• Course: Breakfast / Snack

You’ll need:

• 5.3 ounces (150 g) rolled oats
• ½ teaspoon ground cinnamon
• 1 teaspoon baking powder
• 1 large egg
• 4 tablespoons honey
• 8 fluid ounces (240 ml) unsweetened almond milk
• 5.6 ounces (160 g) shredded zucchini, with excess moisture squeezed out
• 4 tablespoons chocolate chips

That’s it. No mixer, no complicated baking steps, and no pile of bowls waiting in the sink afterward.

Try my Blueberry Muffins recipe.

What You’ll Need to Do

1| Start by preheating your oven to 350°F (180°C).

2| Line an 8-cup muffin tray with paper or silicone liners.

3| Now grab a large mixing bowl and add the rolled oats, cinnamon, baking powder, egg, honey, almond milk, shredded zucchini, and chocolate chips.

4| Give everything a really good stir until you’ve got an evenly mixed muffin batter.

5| Make sure the zucchini and chocolate chips are nicely distributed so one muffin doesn’t somehow end up stealing all the chocolate.

6| Divide the batter evenly between the 8 muffin liners.

7| Pop the tray into the oven and bake for around 20 to 25 minutes, or until the tops are lightly golden and the muffins are set.

8| Remove the tray from the oven and transfer the muffins to a wire rack.

9| Let them cool completely before serving.

10| You can absolutely sneak one while it’s still a little warm, but letting them cool helps the texture settle properly.

Try my Plum Yogurt Muffins recipe.

Easy Ingredient Swaps

Rolled oats: Quick oats can work, although the texture may be slightly softer.

Almond milk: Use oat, soy, cashew, or regular dairy milk.

Honey: Maple syrup can be substituted for a slightly different flavor.

Chocolate chips: Dark, milk, or semi-sweet chocolate chips all work.

Cinnamon: Leave it out or replace it with a little vanilla or pumpkin pie spice.

Zucchini: Finely grated carrot can work for a different version, although the texture and flavor will change.

Egg: If needed, you can experiment with a flax egg, though the muffins may be slightly denser.

Try my Spinach Feta Muffins recipe.

Some Twist and Tweak Ideas

Add Nuts – Chopped walnuts or pecans add crunch and work really well with the chocolate.

Add Banana – Mash in a little ripe banana for extra sweetness and a softer texture.

Add More Spice – A pinch of nutmeg or ginger can make these feel warmer and more bakery-style.

Add Peanut Butter – Swirl a small spoonful of peanut butter into the batter or spread some on top when serving.

Add Cocoa – For a more chocolate-forward muffin, add a little unsweetened cocoa powder.

Add Berries – Blueberries or raspberries can work nicely alongside the chocolate chips.

Try my Whole-Grain Banana Yogurt Muffins recipe.

Some Helpful Tips

Squeeze the zucchini well. This is probably the most important step. Too much moisture can make the muffins overly wet.

Mix thoroughly but don’t overdo it. Once everything is evenly combined, you’re good.

Divide the batter evenly. This helps all 8 muffins bake at the same rate.

Don’t overbake. Start checking around the 20-minute mark.

Let them cool. Oat-based muffins often firm up as they cool, so give them a little time before judging the final texture.

Use silicone liners if you have them. They’re handy for oat-based muffins and make cleanup easy.

Try my Cheesy Broccoli Muffins recipe.

Some Budget-Friendly Tips

Rolled oats are usually one of the more affordable baking ingredients, especially when bought in larger bags.

If zucchini is in season, this recipe can be particularly inexpensive.

Store-brand almond milk, honey, and chocolate chips work perfectly well.

You can also reduce the chocolate chips slightly if you’re trying to stretch a bag across several recipes.

And if you already have regular milk at home, there’s no need to buy almond milk specifically for this recipe.

Try my Broccoli Cheese Egg Muffins recipe.

Some Serving Ideas

These muffins are good on their own, but you can also serve them with:

• Peanut butter
• Almond butter
• Greek yogurt
• Plant-based yogurt
• Fresh berries
• Banana slices
• A little extra honey
• Coffee
• Tea
• A glass of milk

For breakfast, I’d pair one or two muffins with yogurt and fruit.

For a snack, one muffin with coffee does the job nicely.

Try my Breakfast Egg Sausage Muffins recipe.

Some Storage and Reheating Tips

Room Temperature – Store the cooled muffins in an airtight container for up to 2 days.

Refrigerator – For longer storage, refrigerate them for up to 5 days.

Freezer – These muffins freeze well. Once completely cooled, place them in a freezer-safe container or bag and freeze for up to 2 months.

Reheating – Microwave a refrigerated muffin for around 10 to 20 seconds. From frozen, thaw overnight in the refrigerator or microwave gently until warmed through. If you like a slightly firmer outside, warm them briefly in the oven or air fryer.

Try my Cheesy Bacon and Veggies Breakfast Muffins recipe.

Make-Ahead Tip

These muffins are ideal for making ahead.

Bake a batch on the weekend, let them cool completely, then store a few in the fridge and freeze the rest.

That way, you’ve got an easy breakfast or snack ready whenever you need one.

Final Thoughts

These Chocolate Zucchini Oat Muffins are simple, practical, and just chocolatey enough to keep things interesting.

The zucchini helps keep them moist, the oats make them more substantial than a standard muffin, and the chocolate chips add that little sweet bite that makes them feel special.

Best of all, everything comes together in one bowl and the oven does the rest.

For a quick breakfast, lunchbox addition, or afternoon snack, this is the kind of recipe that earns its spot in the regular rotation.

Chocolate Zucchini Oat Muffins

These Chocolate Zucchini Oat Muffins are my kind of simple baking recipe! 🍫🧁 They’re soft, lightly sweet, packed with oats and zucchini, and dotted with plenty of chocolate chips.

Author: Danny Davis Courses: Breakfast, Brunch, Dessert, Snack Recipe Keys: Dairy Free M Meal Prep

Print Recipe

Pin Recipe

Prep Time 10 mins Cook Time 25 mins Total Time 35 mins Difficulty: Beginner Servings: 8 Estimated Cost: $ 5.5 Calories: 157

Ingredients:

Servings

• 5.3 oz. rolled oats (150g)
• ¹⁄₂ tsp. ground cinnamon
• 1 tsp. baking powder
• 1 large egg
• 4 tbsp. honey
• 8 fl oz. almond milk, unsweetened (240ml)
• 5.6 oz. shredded zucchini, moisture squeezed out (160g)
• 4 tbsp. chocolate chips

Instructions

1. Preheat the oven to 350°F (180°C) and line an 8-cup muffin tray with paper or silicone liners.
2. Place the rolled oats, ground cinnamon, baking powder, egg, honey, unsweetened almond milk, shredded zucchini, and chocolate chips in a large mixing bowl.
3. Stir thoroughly until all ingredients are evenly combined and a uniform muffin batter forms.
4. Divide the batter evenly among the 8 prepared muffin liners.
5. Transfer the muffin tray to the preheated oven and bake for 20 to 25 minutes, or until the muffins are lightly golden and set in the center.
6. Remove the tray from the oven and carefully transfer the muffins to a wire cooling rack.
7. Allow the muffins to cool completely before serving.
8. Store cooled muffins in an airtight container.
   

Note

• Estimated Glycemic Index ~50
• Estimated Glycemic Load ~12
• These are approximate values and will vary depending on the honey, oats, and chocolate chips used.

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