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Golden-topped banana zucchini muffins hit that sweet spot between breakfast and snack: tender, moist, and sturdy enough to grab on the way out the door. The banana brings the sweetness and soft crumb, while the zucchini disappears into the batter and keeps every bite plush without making the muffins heavy. When they’re done right, the edges turn lightly caramelized and the centers stay soft for days.

The trick here is simple but important: squeeze the zucchini dry before it goes in. Too much moisture is what turns muffins gummy in the middle and steals that domed top. I also lean on brown sugar and melted coconut oil because they keep the crumb supple without making the muffins greasy or cakey. The batter stays thick, which helps the muffins rise instead of spreading flat.

Below, I’ve included the small details that matter most, from the exact texture of the batter to the swap I use when I want these a little more breakfast-y or a little more dessert-like.

The Zucchini Has to Be Dry Before It Goes Anywhere Near the Batter

The biggest mistake with banana zucchini muffins is treating zucchini like it behaves the way banana does. It doesn’t. Banana adds sweetness and structure; zucchini adds water. If you skip the squeeze, the batter turns loose, the middles sink a little, and the crumb goes damp instead of tender.

Use a box grater or the fine side of a hand grater, then press the shreds in a clean towel or paper towels until they stop dripping. You don’t need to wring them completely bone-dry, but they should feel light and springy, not wet enough to leave a puddle. That one step is what keeps these muffins tall and bakery-style instead of squat and soggy.

What Each Ingredient Is Doing in These Muffins

• Ripe bananas — These provide most of the sweetness, moisture, and banana flavor. The riper they are, the better the muffins taste, so use bananas with plenty of brown spotting.
• Brown sugar — This adds a deeper, almost caramel note that white sugar won’t give you. It also helps keep the crumb soft for longer.
• Coconut oil — Melted coconut oil keeps the muffins moist and gives a clean, tender bite. If you use butter instead, you’ll get a slightly richer flavor, but the muffins won’t stay as soft the next day.
• Zucchini — This is here for moisture, not flavor. Once it’s squeezed dry, it disappears into the batter and keeps the texture plush without making the muffins taste vegetal.
• Walnuts or chocolate chips — Optional, but both work. Walnuts add crunch and make the muffins feel a little more breakfast-forward, while chocolate chips push them toward snack-cake territory.

Building the Batter Without Overmixing It

Whisk the dry ingredients first

Start by whisking the flour, baking soda, baking powder, cinnamon, and salt together until the mixture looks evenly speckled. That even distribution matters because baking soda can clump, and a clump in one muffin means a bitter bite or a weird tunnel of lift. The cinnamon should smell warm and even, not like it’s sitting in pockets.

Mix the wet ingredients until the bananas disappear

Mash the bananas well, then stir in the eggs, brown sugar, melted coconut oil, and vanilla until the mixture looks cohesive. A few small banana bits are fine, but you don’t want big chunks hiding in the batter because they can create dense, underbaked spots. If the coconut oil starts to firm up when it hits cold eggs, warm it just until fluid again and keep going.

Fold in the zucchini at the end

Add the wet ingredients to the dry and stir only until the flour disappears. Then fold in the zucchini, along with walnuts or chocolate chips if you’re using them. The batter should be thick and scoopable; if you keep stirring past that point, the muffins can turn tough instead of tender. Spoon the batter into the tin and fill each cup about three-quarters full so the tops have room to rise into domes.

Pull them when the tops spring back

Bake at 350°F for 20 to 22 minutes, watching for golden tops and edges that pull slightly from the liners. A toothpick in the center should come out clean or with a few moist crumbs, not wet batter. Let them sit in the pan for 5 minutes before moving them to a rack, because that short rest helps the centers finish setting without steaming the bottoms.

How to Make These Muffins Fit the Day You’re Having

Answers to the Questions Worth Asking

Banana Zucchini Muffins

Banana zucchini muffins with a golden, domed top and tender crumb, made by folding in squeezed-dry zucchini for moisture without sogginess. The ripe banana flavor shines through, and the edges lightly caramelize as they bake.

Print Recipe Pin Recipe

Prep Time 15 minutes mins

Cook Time 22 minutes mins

Total Time 37 minutes mins

Servings: 12 servings

Course: Breakfast

Cuisine: American

Calories: 310

Ingredients Equipment Method Notes

Ingredients

  

all-purpose flour

• 1.5 cup all-purpose flour

baking soda

• 1 tsp baking soda

baking powder

• 0.5 tsp baking powder

cinnamon

• 1 tsp cinnamon

salt

• 0.25 tsp salt

ripe bananas

• 2 ripe bananas mashed until smooth

eggs

• 2 eggs

brown sugar

• 0.25 cup brown sugar packed

coconut oil

• 0.25 cup coconut oil melted

vanilla extract

• 1 tsp vanilla extract

zucchini

• 1 cup zucchini grated and squeezed dry

walnuts or chocolate chips

• 0.5 cup walnuts or chocolate chips optional

Equipment

• 1 sheet pan

Method

 

Prep and mix the dry ingredients

1. Preheat the oven to 350°F and line a 12-cup muffin tin with liners, so the muffins bake evenly from the start.
2. Whisk together all-purpose flour, baking soda, baking powder, cinnamon, and salt in a bowl until the spices are evenly dispersed.

Mix the wet ingredients and combine

1. Mash ripe bananas until smooth, then stir in eggs, brown sugar, melted coconut oil, and vanilla extract until glossy and well combined.
2. Add the wet mixture to the dry ingredients and stir until just combined, leaving some streaks to prevent tough muffins.
3. Fold in grated zucchini and walnuts or chocolate chips if using, then stop as soon as the mix looks uniform.

Bake and cool

1. Divide batter evenly among the muffin cups, filling each about ¾ full for domed tops.
2. Bake at 350°F for 20–22 minutes until golden and a toothpick inserted in the center comes out clean.
3. Cool in the pan for 5 minutes so the crumb sets, then transfer to a wire rack to finish cooling.

Notes

For the moistest (not gummy) texture, grate the zucchini and squeeze it very dry before mixing. Store baked muffins in an airtight container at room temperature for up to 3 days or in the refrigerator for up to 5 days; freeze up to 2 months. For a lower-sugar swap, use half the brown sugar (and keep the rest the same) to reduce sweetness while maintaining structure.