Name: Banana Zucchini Muffins Recipe
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Ingredients: 1 3/4 cups all-purpose flour; 1 teaspoon baking soda; 1 teaspoon baking powder; 1/2 teaspoon fine sea salt; 1 1/2 teaspoons ground cinnamon; 1/4 teaspoon ground nutmeg; 2 large eggs, at room temperature; 1/3 cup melted unsalted butter, cooled slightly; 1/4 cup neutral oil (such as avocado, canola, or light olive oil); 1/2 cup granulated sugar; 1/4 cup light brown sugar, packed; 2 teaspoons pure vanilla extract; 1 cup mashed very ripe bananas; 1 cup finely grated zucchini, lightly packed; 1/2-3/4 cup chocolate chips; 1/2 cup chopped walnuts or pecans, toasted; 2 tablespoons coarse sugar for sprinkling on top

Banana Zucchini Muffins Recipe packs sweet banana flavor, warm cinnamon, and tender shreds of zucchini into a super moist, bakery-style muffin that still feels kinda wholesome. It works perfectly for busy families, meal-preppers, and anyone who wants a quick breakfast or snack in about 35 minutes. I first baked these on a Monday when my bananas went spotty and my garden exploded with zucchini, and now my kids ask for them every single weekend.

Why Banana Zucchini Muffins Recipe Is Worth It

This Banana Zucchini Muffins Recipe gives you the best of banana bread and zucchini bread in one soft, tall muffin. Ripe bananas bring natural sweetness, zucchini adds moisture, and a touch of brown sugar and vanilla rounds everything out.

You sneak in a veggie, use up produce that might go to waste, and end up with muffins that stay moist for days. The batter comes together in one bowl with simple pantry staples, so you skip fancy equipment and still get bakery-level results.

“These Banana Zucchini Muffins taste like banana bread and zucchini bread had a muffin baby, and my kids inhaled them in one day. ★★★★★”

Ingredients You Need

Dry ingredients

1 ¾ cups (220 g) all-purpose flour (use unbleached if you can, King Arthur or Gold Medal both work great)
1 teaspoon baking soda
1 teaspoon baking powder
½ teaspoon fine sea salt
1 ½ teaspoons ground cinnamon
¼ teaspoon ground nutmeg (optional, but it adds cozy flavor)

Wet ingredients

2 large eggs, room temperature
⅓ cup (75 g) melted butter, cooled slightly (use unsalted; swap with neutral oil for dairy-free)
¼ cup (60 ml) neutral oil (avocado, canola, or light olive oil)
½ cup (100 g) granulated sugar
¼ cup (50 g) packed light brown sugar
2 teaspoons pure vanilla extract (avoid imitation if possible)

Banana & zucchini

1 cup mashed very ripe bananas (about 2 large or 3 small; lots of brown spots means best flavor)
1 cup finely grated zucchini, lightly packed (about 1 small zucchini)

Optional mix-ins

½–¾ cup chocolate chips (mini or regular; I like semi-sweet)
½ cup chopped walnuts or pecans, toasted
2 tablespoons coarse sugar for sprinkling on top

Pantry shortcuts & substitutions

Use all brown sugar if you want deeper caramel flavor and extra moisture.
Swap half the all-purpose flour with white whole wheat flour for a heartier muffin.
Use coconut sugar instead of brown sugar if that fits your pantry better.

Equipment

12-cup muffin pan
Paper liners or nonstick spray
Two medium mixing bowls (or one large if you prefer)
Whisk and rubber spatula
Box grater for zucchini
Fork or potato masher for bananas
Cooling rack

Quick Tips & substitutions

Use bananas with lots of brown spots; they mash easily and taste sweeter.
Squeeze the grated zucchini gently in a clean towel if it feels very wet, but keep some moisture so the muffins stay soft.
Mix the batter just until the flour disappears; extra stirring makes tough, dense muffins.
Fill muffin cups almost to the top for tall, bakery-style domes.
Swap melted butter with all oil for a dairy-free Banana Zucchini Muffins Recipe.
Use mini chocolate chips if you want chocolate in every bite without overpowering the banana flavor.
Line the muffin pan with paper liners to prevent sticking and easier cleanup.
Let muffins cool at least 10–15 minutes before you peel off the liners so they release cleanly.

How to Make Banana Zucchini Muffins Recipe

Step 1: Prep the pan and oven

Preheat your oven to 350°F (175°C). Line a 12-cup muffin pan with paper liners or grease each cup lightly with nonstick spray. Set the pan aside while you mix the batter.

Step 2: Grate the zucchini and mash the bananas

Wash and dry the zucchini, then grate it on the small holes of a box grater. Lightly squeeze the grated zucchini over the sink or in a clean towel if it drips a lot, but keep it slightly moist. Mash the bananas in a bowl with a fork until mostly smooth with a few small lumps.

Step 3: Mix the dry ingredients

In a medium bowl, whisk together the flour, baking soda, baking powder, salt, cinnamon, and nutmeg. Break up any little flour clumps with the whisk. Set this bowl aside so it waits for the wet mixture.

Step 4: Whisk the wet ingredients

In a large bowl, whisk the eggs until they look slightly frothy. Add the melted butter, oil, granulated sugar, brown sugar, and vanilla, and whisk until the mixture looks smooth and glossy. Stir in the mashed bananas until everything blends evenly.

Step 5: Add zucchini and dry ingredients

Fold the grated zucchini into the banana mixture with a spatula. Sprinkle the dry ingredients over the top and fold gently until you no longer see streaks of dry flour. Stop mixing as soon as the batter looks combined so the muffins stay tender.

Step 6: Add mix-ins

Fold in chocolate chips, nuts, or both if you use them. Scrape the bottom of the bowl with the spatula to catch any flour pockets. The batter will look thick but scoopable.

Step 7: Fill the muffin pan

Use a scoop or large spoon to divide the batter evenly among the 12 muffin cups. Fill each cup about ¾ full for standard muffins or almost full for tall domes. Sprinkle the tops with coarse sugar if you want a crunchy lid.

Step 8: Bake

Slide the muffin pan into the oven on the middle rack. Bake 18–22 minutes, until the tops look golden and a toothpick in the center of a muffin comes out with a few moist crumbs but no wet batter. Rotate the pan once halfway through baking if your oven heats unevenly.

Step 9: Cool and enjoy

Let the muffins cool in the pan for about 5 minutes so they set. Transfer them to a cooling rack and cool another 10–15 minutes before you peel off the liners. Enjoy warm, or let them cool completely if you plan to store or freeze them.

Recipe Variations

Gluten-free: Use a 1:1 gluten-free baking flour blend that includes xanthan gum and keep the rest of the recipe the same.
Vegan: Use flax eggs (2 tablespoons ground flax + 5 tablespoons water), swap butter with neutral oil or melted coconut oil, and choose dairy-free chocolate chips.
Low sugar: Cut the granulated sugar to ¼ cup and keep the brown sugar at ¼ cup; the bananas still keep the muffins sweet.
Low carb-ish: Use almond flour for 1 cup of the flour and ¾ cup oat fiber or a low-carb baking mix, and use a granulated sweetener that measures like sugar.
Nutty: Add ½ cup chopped walnuts or pecans and a sprinkle of nuts on top before baking.
Chocolate lovers: Stir in ¾ cup chocolate chips and 2 tablespoons cocoa powder, and add 1 extra tablespoon sugar.
Spiced: Add ½ teaspoon ground ginger and a pinch of cloves for a stronger spice profile.
Mini muffins: Bake in a mini muffin pan for 10–12 minutes and check early so they do not overbake.

Ways to Serve Banana Zucchini Muffins Recipe

Warm with a pat of salted butter or nut butter for breakfast.
Split and toast under the broiler for 1–2 minutes, then drizzle with honey.
Pack in lunchboxes with apple slices or carrot sticks.
Crumble a muffin over Greek yogurt with berries for a quick parfait.
Serve as an after-school snack with a cold glass of milk or oat milk.

Storage Success

Let the Banana Zucchini Muffins cool completely before you store them so condensation does not make them soggy. Keep them in an airtight container at room temperature for up to 3 days, and place a paper towel under and over the muffins to catch extra moisture. Move them to the fridge after day 3 if any remain, and warm them in the microwave for 10–15 seconds before eating. Freeze extra muffins in a zip-top bag for up to 3 months, and thaw at room temperature or reheat straight from frozen.