Low-Sugar Zucchini Carrot Muffin

Low-Sugar Zucchini Carrot Muffin
⏱️ cook time 35 minutes
🍽️ servings 12
⚡ Difficulty easy

intro

Moist, tender low-sugar muffins packed with fresh shredded zucchini and carrot, lightly spiced for a guilt-free, portable baked treat ideal for summer outings.

Ingredients

Zucchini (unpeeled, finely shredded) 150 grams (1 packed cup)
Carrot (peeled, finely shredded) 100 grams (2/3 packed cup)
All-purpose flour 160 grams (1 1/3 cups)
Rolled oats 40 grams (1/2 cup)
Baking powder 4 grams (1 teaspoon)
Baking soda 2.5 grams (1/2 teaspoon)
Ground cinnamon 2 grams (1 teaspoon)
Fine sea salt 1 gram (1/4 teaspoon)
Granulated low-calorie sweetener (or white sugar) 30 grams (2.5 tablespoons)
Large eggs (room temperature) 2 units (100 grams total)
Non-fat plain Greek yogurt 80 grams (1/3 cup)
Unsalted butter (melted, cooled) 30 grams (2 tablespoons)
Unsweetened almond milk 120 milliliters (1/2 cup)
Pure vanilla extract 5 milliliters (1 teaspoon)

Steps

1

Prep oven and muffin tin

Preheat your oven to 190°C (375°F) with the rack positioned in the middle slot. Line a 12-cup standard muffin tin with paper baking liners, or lightly grease each cup with 1/4 teaspoon of softened butter to prevent sticking during baking.

Step 1
step1:Prep oven and muffin tin
2

Prep shredded vegetables

Place 150 grams of finely shredded unpeeled zucchini in a clean cotton kitchen towel, squeeze firmly over the sink to remove roughly 60ml of excess moisture (about 80% of the zucchini’s free water), then transfer to a small bowl. Add 100 grams of finely shredded peeled carrot to the same bowl; do not squeeze the carrot, as it has lower moisture content.

Step 2
step2:Prep shredded vegetables
3

Combine dry ingredients

In a large 3-liter ceramic mixing bowl, whisk together 160 grams all-purpose flour, 40 grams rolled oats, 4 grams (1 teaspoon) baking powder, 2.5 grams (1/2 teaspoon) baking soda, 2 grams (1 teaspoon) ground cinnamon, 1 gram (1/4 teaspoon) fine sea salt, and 30 grams granulated low-calorie sweetener (or white sugar) for 45 seconds until fully evenly combined, with no visible clumps of spice or leavening.

Step 3
step3:Combine dry ingredients
4

Whisk wet ingredients

In a separate medium 1.5-liter mixing bowl, whisk 2 room-temperature large eggs until fully beaten and smooth, then add 80 grams non-fat plain Greek yogurt, 30 grams cooled melted unsalted butter, 120 milliliters unsweetened almond milk, and 5 milliliters (1 teaspoon) pure vanilla extract. Whisk for 30 seconds until the mixture is completely smooth, with no visible lumps of yogurt remaining.

Step 4
step4:Whisk wet ingredients
5

Fold together batter

Pour the entire wet ingredient mixture into the large bowl of dry ingredients, and fold gently with a silicone rubber spatula just until no dry flour streaks remain (approximately 12-15 gentle folds). Add the squeezed zucchini and shredded carrot, folding another 5-6 times to evenly distribute the vegetables; do not overmix, as this will develop gluten and create tough muffins.

Step 5
step5:Fold together batter
6

Portion and bake muffins

Scoop the batter evenly into the prepared muffin tin, filling each paper liner exactly 2/3 full (about 45 grams of batter per cup). Place the tin on the preheated oven’s middle rack, and bake for 18-20 minutes, until a wooden toothpick inserted into the center of a middle muffin comes out with 1-2 moist crumbs attached, no wet raw batter.

Step 6
step6:Portion and bake muffins
7

Cool muffins properly

Once baked, remove the tin from the oven using oven mitts, and let the muffins rest in the tin for 5 minutes at room temperature, then transfer each muffin to a wire cooling rack to cool for an additional 10 minutes before serving. Do not leave muffins in the hot tin for longer than 5 minutes, as trapped steam will make the muffin bottoms soggy.

Step 7
step7:Cool muffins properly

Tips

1.Always squeeze excess moisture from shredded zucchini before adding it to the batter—skipping this step will result in dense, soggy muffins from the vegetable’s high water content.
2.Avoid overmixing the muffin batter: overmixing develops gluten in the flour, leading to tough, chewy muffins instead of the desired tender, crumbly texture.
3.For optional extra flavor and texture, fold in 30 grams (2 tablespoons) of chopped toasted walnuts or unsweetened raisins when adding the shredded vegetables, if desired.

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Low-Sugar Zucchini Carrot Muffin:Frequently Asked Questions

1.Do I need to squeeze excess moisture out of the shredded zucchini before adding it to the batter?
Yes, give your unpeeled finely shredded zucchini a gentle squeeze over the sink to remove surface excess water, but don’t wring it completely dry. Leaving a small amount of moisture keeps the muffins tender, while over-squeezing leads to a dry, dense crumb. You don’t need to squeeze shredded carrots at all, as they hold far less free moisture than zucchini.
2.Can I make these muffins entirely sugar-free without ruining their texture?
Absolutely! Swap the small amount of added sugar in the base recipe for an equal measure of granulated zero-calorie baking sweetener that measures cup-for-cup like sugar. Avoid liquid sweeteners, as they throw off the batter’s moisture balance. The subtle natural sweetness from fresh carrots and warm spices will still shine through for a guilt-free treat.
3.Can I swap the all-purpose flour for whole wheat flour to add more fiber?
Yes, you can replace up to half of the all-purpose flour with whole wheat pastry flour for extra fiber without creating a tough, heavy crumb. I don’t recommend using 100% regular whole wheat flour, as it will make the muffins dense and overpower the delicate, lightly spiced vegetable flavor. Keep the rolled oats as written for nice, chewy texture.
4.How should I store these muffins to keep them fresh for summer outings?
Let muffins cool completely first, then store them in an airtight container lined with a paper towel to catch excess moisture, at room temperature for up to 3 days. For longer storage, freeze individual muffins in sealed zip-top bags for up to 2 months; thaw at room temperature for 30 minutes before packing for picnics, hikes, or quick on-the-go snacks.

Comments (8)

2 days ago

OMG these are a total game changer! I’ve been searching for a low-sugar muffin my picky 6 and 8 year old will actually eat for breakfast before school, and they devoured these! I added a tiny handful of mini chocolate chips per the note in the tips and you literally can’t even taste the zucchini or carrot. Perfect for meal prep too, I froze half the batch and they thaw in 30 seconds in the microwave. SO good!

yesterday

Wait how did they hold up in the freezer? I’ve had muffins get all soggy when I freeze them before, would love to batch make these for work snacks!

yesterday

So glad your kids loved them! These freeze beautifully if you let them cool completely before popping them in an airtight freezer bag — no sogginess at all if you skip wrapping them in damp paper towels when reheating. The mini chocolate chip add-in is one of our favorite swaps too!

3 days ago

These were super easy to throw together after my morning hike, loved that the total time was under 40 minutes! I only had whole wheat flour on hand so I swapped that for the all-purpose, and they came out nice and dense but not dry. My only note is I wish there was a little more cinnamon kick, I’ll add an extra teaspoon next time for sure. Great base recipe!

2 days ago

Thanks for the feedback, Jess! The whole wheat flour swap sounds delicious — we love adding extra cinnamon too, sometimes a pinch of nutmeg as well for extra coziness. So glad you enjoyed the base recipe!

1 week ago

Brought these to my neighborhood block party potluck last weekend and everyone was asking for the recipe! Nobody believed me when I said they were low sugar and had two whole veggies in them. Even my neighbor who swears he hates zucchini ate two! Will absolutely be making these for every future get-together.

5 days ago

Full disclosure: I am terrible at baking. Like, consistently mess up boxed brownies level bad. But these were so easy! My teen daughter has been asking for lower-sugar snacks for her after-school sports practices and these came out perfect first try. Didn’t even have to run to the store for weird ingredients, we had all the veggies and flour already. 10/10 for clumsy bakers like me.

3 days ago

Oh thank god I’m not the only one who burns boxed baked goods! Did you shred the veggies super fine? I always worry my kid will pick out the chunks if they’re too big.

2 days ago

So stoked these worked out for a first-time baking win! Shredding the zucchini and carrot on the smallest holes of a box grater (or pulsing them quick in a food processor) makes them totally undetectable texture-wise, even for super picky eaters. Great call making these for practice snacks!

yesterday

These are my new weekly meal prep staple! I make a batch every Sunday and grab one on my way out the door for work every morning. They keep great in the fridge for 5 days, no sogginess, and they’re sweet enough that I don’t feel like I’m eating a boring “diet” muffin. Saved me so much money on overpriced coffee shop muffins!

2 hours ago

Wait do you heat yours up or eat them cold straight from the fridge? I’m always on the fence about which is better for veggie muffins!

2 weeks ago

I swapped the all-purpose flour for a 1:1 gluten free baking mix and these came out absolute perfection! I was worried they’d be gummy like so many gluten free muffin recipes are, but they had the perfect soft crumb. I didn’t even change the sugar amount, the natural sweetness from the carrots was more than enough. Obsessed!

2 hours ago

I’ve been baking muffins for my grandkids for 40 years, and I was skeptical a low-sugar version would pass their taste test. Boy was I wrong! I used freshly shredded zucchini from my garden and they turned out moist, perfectly spiced, and just sweet enough. My oldest granddaughter asked for a second batch to take back to college with her. Great recipe, easy to follow even for us old folks who don’t do fancy kitchen gadgets.

30 minutes ago

This makes our day! There’s no better seal of approval than a grandma who’s been baking for decades, and fresh garden zucchini makes these taste even better. So glad your granddaughter is taking a batch back to school — what a perfect care package treat!

just now

Made these for my wife for our first Saturday morning breakfast in our new house and she raved about them! I didn’t have a muffin tin so I baked them in a small loaf pan for 45 minutes and it worked like a charm. We ate half the loaf warm with a little pat of butter and it was chef’s kiss. Will be adding this to our regular weekend rotation for sure.