Nutella Banana Swirl Muffins

Posted on June 27, 2026

Modified: June 27, 2026

By Emma
Close-up of freshly baked Nutella Banana Swirl Muffins with marbled chocolate tops on a marble surface.

The smell of warm Nutella Banana Swirl Muffins drifting through my kitchen at 7 AM is the only alarm clock I actually enjoy. I stumbled on this combination by accident last fall when I had three overripe bananas and a nearly empty jar of Nutella that I refused to waste. That first batch disappeared before noon, and I have made them at least twice a month ever since.

My daughter still talks about the morning I brought these to her fourth grade class. I walked in with a simple paper bag, no fancy packaging, and watched twenty-three kids go completely silent mid-bite. One little boy asked if I was a professional baker. I laughed and told him I was just a mom who hates wasting bananas. That moment stuck with me because food does not need to be complicated to feel special.

If you are new to baking with bananas, I have a whole post about banana cupcakes that will change your weekend. These muffins follow a similar philosophy: let the fruit do the work, then add something indulgent to make people smile.

The Ingredients That Make These Swirls Possible

Ripe bananas are non-negotiable here. I wait until they are almost black, the kind my husband threatens to throw away, because that is when the natural sugars concentrate and the moisture content peaks. The Nutella needs to be slightly warm or it will seize up when you try to marble it through the batter. I learned that the hard way on batch number two. For the dry ingredients, I use a mix of all-purpose and whole wheat flour because it gives the Nutella Banana Swirl Muffins enough structure to hold those beautiful ribbons without tasting dense. If you want another chocolate-forward breakfast, these chocolate peanut butter smoothies use a similar balance of indulgence and nutrition.

Nutella Banana Swirl Muffins ingredients and preparation
Nutella Banana Swirl Muffins 6

How to Make Nutella Banana Swirl Muffins

I start by mashing the bananas with a fork until they are mostly smooth with a few small lumps. Those lumps become little pockets of intense banana flavor later. The wet ingredients come together in one bowl, the dry in another, and I fold them together gently. Overmixing is the enemy here. You want a thick, lumpy batter that barely holds together.

Here is where the magic happens. I dollop a spoonful of batter into each muffin cup, add a teaspoon of warmed Nutella, then cover with more batter. A quick swirl with a toothpick creates those marbled streaks that make people think you spent way more time than you did. The oven fills with this incredible smell of toasted hazelnuts and caramelized banana. I watch through the glass after fifteen minutes, waiting for the tops to crack slightly and spring back when I touch them. That is the moment I know they are ready.

For another easy banana breakfast, these banana oatmeal bars use a similar mash-and-mix method that I love on busy mornings.

What I Learned After Five Batches

My Secret Trick: I microwave the Nutella for exactly twelve seconds before swirling. Any longer and it gets too loose. Any shorter and it sinks to the bottom in a hard lump. Twelve seconds creates the perfect consistency for those defined ribbons.

The banana ripeness matters more than you think. I once used yellow bananas because I was impatient, and the muffins were gummy and bland. Wait for the spots. The batter should look almost too thick before you add the Nutella. If it pours easily, your bananas were too wet or you measured the flour loosely. I always fluff my flour with a spoon before scooping.

Do not over-swirl. I know it is tempting to keep dragging that toothpick through, but three figure-eight motions per muffin is plenty. More than that and you end up with muddy brown muffins instead of distinct swirls.

step by step preparation of the recipe
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How to Store Nutella Banana Swirl Muffins

  • Room temperature: Store in an airtight container for up to 2 days. The Nutella firms up slightly but the texture stays moist.
  • Refrigerator: Wrap individually in plastic wrap and refrigerate up to 5 days. Let sit at room temperature for 15 minutes before eating, or the Nutella center will be too hard.
  • Freezer: Freeze in a single layer on a baking sheet, then transfer to a freezer bag for up to 3 months. The bananas actually improve the texture after freezing.
  • Reheating: Warm in a 300°F oven for 8 minutes, or microwave for 20 seconds. The oven method restores that fresh-baked exterior better.

Why These Muffins Work for Busy Mornings

Bananas bring potassium and natural sweetness that lets me cut back on added sugar. The whole wheat flour adds fiber that keeps me full until lunch, something I cannot say about bakery muffins that leave me hungry an hour later. Nutella Banana Swirl Muffins feel like a treat because of that chocolate-hazelnut ribbon, but the base is genuinely nourishing. I have eaten one with coffee at my desk more times than I can count, and I never feel the crash I get from purely sugary breakfasts.

finished dish ready to serve
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FAQs

Can I use frozen bananas for this recipe?

Yes, but thaw them completely first and drain off any excess liquid. Frozen bananas release more water than fresh, so your batter will be thinner. I reduce the mashed banana amount by two tablespoons when using frozen to compensate for the extra moisture.

Why did my Nutella sink to the bottom?

Your Nutella was too warm or your batter was too thin. Warm Nutella for only ten to twelve seconds, and make sure your banana mash is thick, not watery. Layer the batter and Nutella in two stages rather than swirling Nutella into a full cup of batter.

Can I make these gluten-free?

I have had success with a one-to-one gluten-free baking blend that contains xanthan gum. The texture is slightly more delicate, so let them cool in the pan for ten minutes before removing. Almond flour alone does not work here; it makes the muffins too dense and greasy.

How do I get taller muffin tops?

Fill the cups to the very top, almost overflowing. Bake at 425°F for the first five minutes, then reduce to 350°F without opening the oven door. That initial blast of heat creates the rapid rise that forms those bakery-style domes on Nutella Banana Swirl Muffins.

Close-up of freshly baked Nutella Banana Swirl Muffins with marbled chocolate tops on a marble surface.
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Nutella Banana Swirl Muffins

Moist banana muffins with dramatic Nutella ribbons that look bakery-fancy but come together in one bowl.
Prep Time 15 minutes
Cook Time 20 minutes
Total Time 35 minutes
Servings: 12 muffins
Course: Breakfast, Dessert, Snack
Cuisine: American
Calories: 210

Ingredients
  

Muffin Batter
  • 2 medium ripe bananas very ripe, about 1 cup mashed
  • 0.5 cup granulated sugar
  • 1 large egg room temperature
  • 0.25 cup vegetable oil
  • 1 tsp vanilla extract
  • 1.5 cups all-purpose flour spooned and leveled
  • 1 tsp baking soda
  • 0.25 tsp kosher salt
  • 0.5 cup Nutella slightly warmed for easy swirling

Equipment

  • 12-cup muffin tin
  • Paper liners or cooking spray
  • Medium microwave-safe bowl
  • Toothpick or skewer for swirling

Method
 

Prep
  • Preheat oven to 350F. Line a 12-cup muffin tin with paper liners or spray with nonstick spray.
  • In a large bowl, mash the bananas until mostly smooth with some small lumps remaining. Whisk in sugar, egg, oil, and vanilla until well combined. Sprinkle flour, baking soda, and salt over the top and fold with a rubber spatula until just combined - do not overmix. A few streaks of flour are fine.
  • Microwave the Nutella in a small bowl for 15-20 seconds until loose and pourable but not hot.
  • Fill each muffin cup halfway with batter. Drizzle 1 teaspoon of warmed Nutella over the batter in each cup. Divide remaining batter among the cups to cover. Drizzle another 1 teaspoon Nutella on top of each. Use a toothpick or skewer to swirl the Nutella through the batter in a figure-8 motion - 2 to 3 passes per muffin. Do not overswirl or you'll lose the marbled effect.
  • Bake until muffins are domed, golden on top, and a toothpick inserted into the cake portion (not the Nutella) comes out clean, 18 to 22 minutes. Cool in the pan for 5 minutes, then transfer to a wire rack to cool completely.

Notes

For the best swirl, keep your Nutella warm but not hot - too cold and it sinks, too hot and it blends in. These muffins freeze beautifully for up to 3 months; thaw overnight or microwave 20 seconds. If your bananas are not quite ripe enough, roast them unpeeled at 300F for 15 minutes to concentrate sweetness.

Conclusion

I hope you make these Nutella Banana Swirl Muffins on a slow Saturday morning and eat one warm, standing at your kitchen counter. They are forgiving, impressive, and genuinely fun to bake. If you want another banana breakfast to add to your rotation, these banana pancakes have never let me down.

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