Moist Banana Zucchini Bread Muffins

Finding creative ways to use up overripe bananas and garden-fresh zucchini at the same time can feel like a puzzle. Sure, you could make separate batches of banana bread and zucchini bread, but who has the time or energy for that when you’re already juggling a busy schedule?

That’s where these banana zucchini bread muffins come in handy. They combine two classic quick breads into one easy recipe, giving you a moist, flavorful muffin that’s perfect for breakfast or snacking. Plus, they’re a sneaky way to add extra veggies to your family’s diet without anyone complaining.

What Kind of Zucchini Should I Use?

Any type of zucchini will work great for these muffins, whether you pick up the classic dark green variety or the lighter-colored ones at the farmers market. Medium-sized zucchinis are your best bet since they tend to be more tender and have fewer seeds than the giant ones. Before grating, you don’t need to peel the zucchini – the skin adds extra nutrients and you won’t even notice it in the finished muffins. After grating, give the zucchini a gentle squeeze with a clean kitchen towel or paper towels to remove excess moisture, but don’t go overboard – you want to keep some of that moisture to help make your muffins nice and tender.

Options for Substitutions

These muffins are pretty forgiving when it comes to swapping ingredients:

• All-purpose flour: You can use whole wheat flour for a heartier texture, but swap only half the amount to keep the muffins from getting too dense. For a gluten-free version, try a 1:1 gluten-free baking blend.
• Sugar: The recipe already mentions monk fruit as an option, but you can also use coconut sugar or honey. If using honey, reduce it to ½ cup and decrease the applesauce by 2 tablespoons since honey adds moisture.
• Applesauce: Greek yogurt or mashed avocado work well here. Both add moisture and keep the muffins tender, though avocado will give a slightly richer texture.
• Zucchini: Yellow squash is basically interchangeable with zucchini in this recipe. You can also try grated carrots, though they’re a bit sweeter and less moist.
• Bananas: Don’t skip the bananas – they’re essential for the flavor and moisture in these muffins. Make sure they’re really ripe with brown spots for the best sweetness.
• Spices: Feel free to play around with the spice mix. Add a pinch of ginger or cardamom, or swap the nutmeg for allspice if that’s what you have on hand.

Watch Out for These Mistakes While Baking

The biggest mistake when making these muffins is skipping the step of squeezing out excess water from the grated zucchini, which can lead to dense, overly moist muffins that never quite set properly – use a clean kitchen towel or paper towels and really wring it out until barely any liquid comes out.

Overmixing the batter once you combine the wet and dry ingredients is another common error that results in tough, rubbery muffins, so stir just until the flour disappears and you still see a few small lumps.

Make sure your bananas are truly ripe with plenty of brown spots, as underripe bananas won’t provide enough natural sweetness or moisture, and always check for doneness by inserting a toothpick into the center of a muffin – it should come out with just a few moist crumbs, not wet batter.

For even baking, fill each muffin cup about two-thirds full and rotate the pan halfway through baking time.

What to Serve With Banana Zucchini Bread Muffins?

These muffins are perfect for breakfast or an afternoon snack with a hot cup of coffee or tea. I love spreading a little butter or cream cheese on them while they’re still warm – it melts right in and makes them extra good. They also pair nicely with a fruit salad or some Greek yogurt if you want to round out your breakfast. For a cozy weekend brunch, serve them alongside scrambled eggs and crispy bacon for a sweet and savory combo that everyone will enjoy.

Storage Instructions

Store: Keep your muffins in an airtight container at room temperature for up to 3 days, or in the fridge for about a week. I like to grab one for breakfast throughout the week, and they taste great whether they’re cold or at room temperature.

Freeze: These muffins are perfect for freezing! Let them cool completely, then wrap each one individually in plastic wrap and store them in a freezer bag for up to 3 months. It’s so convenient to have a stash ready whenever you need a quick snack or breakfast.

Thaw: Just take a muffin out of the freezer the night before and let it thaw on the counter, or pop it in the microwave for about 30 seconds. You can also warm it up in the oven at 300°F for about 10 minutes if you want that fresh-baked feel again.

Estimated Nutrition

Estimated nutrition for the whole recipe (without optional ingredients):

• Calories: 1250-1400
• Protein: 22-28 g
• Fat: 8-12 g
• Carbohydrates: 270-300 g

Ingredients

For the wet mixture:

• 3 large bananas (very ripe and spotted)
• 2 eggs (room temperature)
• 1/3 cup unsweetened applesauce
• 1 tsp vanilla extract
• 1 medium zucchini (finely shredded and squeezed dry)

For the dry mixture:

• 1 3/4 cups all-purpose flour
• 3/4 cup sugar or monk fruit sweetener
• 2 tsp ground cinnamon
• 1/2 tsp freshly grated nutmeg
• 1 tsp baking powder
• 1 tsp baking soda
• 1/2 tsp salt
• 1/2 cup chopped walnuts (optional for texture)

Step 1: Prepare Zucchini and Mix Wet Ingredients

• 3 large bananas
• 2 eggs
• 1/3 cup unsweetened applesauce
• 1 tsp vanilla extract
• 1 medium zucchini

Start by finely shredding the zucchini and squeezing it dry with a clean kitchen towel—this removes excess moisture that would make your muffins soggy.

While you’re doing this, make sure your eggs are at room temperature as they’ll blend more smoothly into the batter.

In a large bowl, mash the very ripe bananas until mostly smooth with a few small lumps remaining for texture.

Stir in the room-temperature eggs, applesauce, and vanilla extract until well combined, then fold in the prepared zucchini.

This wet mixture is now ready to combine with your dry ingredients.

Step 2: Whisk Together Dry Ingredients

• 1 3/4 cups all-purpose flour
• 3/4 cup sugar or monk fruit sweetener
• 2 tsp ground cinnamon
• 1/2 tsp freshly grated nutmeg
• 1 tsp baking powder
• 1 tsp baking soda
• 1/2 tsp salt

In a separate bowl, whisk together the flour, sugar (or monk fruit sweetener), cinnamon, nutmeg, baking powder, baking soda, and salt.

Whisking rather than just stirring helps distribute the leavening agents evenly throughout the flour, which ensures your muffins rise consistently.

I like to sift my flour first if I have time—it prevents dense pockets in the finished muffins, though whisking works well too.

Step 3: Combine Wet and Dry Mixtures

• dry ingredient mixture from Step 2
• wet ingredient mixture from Step 1
• 1/2 cup chopped walnuts

Pour the dry ingredient mixture from Step 2 into the wet banana-zucchini mixture from Step 1.

Fold everything together gently using a spatula or wooden spoon, stirring just until the dry ingredients are moistened—the batter should look slightly lumpy.

Overmixing develops gluten and creates tough, dense muffins, so stop as soon as you don’t see streaks of dry flour.

If using walnuts, fold them in now for an even distribution.

Step 4: Fill Muffin Tin and Bake

• batter from Step 3

Preheat your oven to 350°F.

Lightly grease a standard 12-cup muffin pan with cooking spray or oil.

Divide the batter evenly among the cups, filling each about two-thirds full—this gives the muffins room to rise without overflowing.

Bake for 22-26 minutes until a toothpick inserted into the center comes out clean or with just a few moist crumbs.

I find that my oven typically needs the full 26 minutes, so start checking at the 22-minute mark rather than assuming the lower time will work.

Step 5: Cool and Remove from Pan

Allow the muffins to cool in the pan for 5-10 minutes—this helps them firm up so they won’t fall apart when you remove them.

Run a small knife or offset spatula around the edges of each muffin to loosen them, then gently turn them out onto a wire rack to cool completely.

Store in an airtight container at room temperature for up to 3 days, or freeze for longer storage.