I love Banana Muffins with Oat Flour because they have a soft, tender texture and a delicious banana flavor. The ripe bananas provide natural sweetness, while the oat flour adds a pleasant, slightly hearty texture that makes these muffins especially satisfying.
I also appreciate how easy this recipe is to prepare. I only need a few everyday ingredients and two mixing bowls to make the batter. I can have the muffins ready in about 30 minutes, making them a convenient option for busy mornings or last-minute baking.
Another reason I enjoy this recipe is how easy it is to customize. I can add chocolate chips, chopped walnuts, blueberries, or a little extra cinnamon depending on the flavor I want. I also like making a batch ahead of time so I have homemade muffins ready throughout the week.
Ingredients
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
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Oat flour
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Ripe bananas
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Large eggs
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Maple syrup or honey
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Melted coconut oil or unsalted butter
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Milk or unsweetened almond milk
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Vanilla extract
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Baking powder
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Baking soda
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Ground cinnamon
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Salt
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Chopped walnuts, optional
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Dark chocolate chips, optional
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Rolled oats, for topping, optional
I prefer using very ripe bananas with plenty of brown spots because they mash easily and provide more natural sweetness. I also make sure to use finely ground oat flour for a softer muffin texture. When I don’t have oat flour available, I blend rolled oats until they become a fine powder.
Directions
I start by preheating my oven to 350°F (175°C). I line a standard 12-cup muffin pan with paper liners or lightly grease each muffin cup with oil or butter.
Next, I peel the ripe bananas and place them in a large mixing bowl. I mash them thoroughly with a fork until mostly smooth. I don’t mind leaving a few small banana pieces because they add moisture and flavor to the muffins.
I add the eggs, maple syrup or honey, melted coconut oil, milk, and vanilla extract to the mashed bananas. I whisk everything together until the mixture becomes smooth and well combined.
In a separate bowl, I combine the oat flour, baking powder, baking soda, ground cinnamon, and salt. I stir the dry ingredients thoroughly so the leavening agents and spices are evenly distributed.
I gradually add the dry ingredients to the banana mixture. Using a spatula, I gently fold everything together until no dry flour remains.
I avoid overmixing the batter because I want the muffins to remain soft and tender. I find that oat flour absorbs moisture differently from regular wheat flour, so I let the batter rest for approximately 5 minutes before baking.
If I am adding chopped walnuts or chocolate chips, I gently fold them into the batter at this stage. I usually reserve a few pieces to sprinkle over the tops.
Next, I divide the batter evenly among the prepared muffin cups, filling each about three-quarters full.
I sometimes sprinkle a few rolled oats, chopped walnuts, or chocolate chips over the top for extra texture and a homemade appearance.
I place the muffin pan in the preheated oven and bake for approximately 18 to 22 minutes.
I look for lightly golden tops that spring back gently when touched. I also insert a toothpick into the center of a muffin. If it comes out clean or with a few moist crumbs, I know the muffins are ready.
I remove the muffin pan from the oven and let the muffins cool in the pan for approximately 5 minutes.
Next, I transfer them to a wire rack and allow them to cool further. I find that giving oat flour muffins time to cool helps their texture set properly.
I enjoy serving the muffins slightly warm with a little butter, almond butter, or peanut butter. I also love pairing them with coffee, tea, or a glass of milk.
Servings and Timing
I usually get about 12 muffins from one batch of Banana Muffins with Oat Flour.
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Prep time: 10 minutes
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Cook time: 18–22 minutes
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Total time: 30–35 minutes
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Servings: 12 muffins
Variations
For Chocolate Chip Banana Oat Flour Muffins, I fold dark chocolate chips into the batter before baking. I love how the melted chocolate adds richness and pairs beautifully with the sweet banana flavor.
When I want extra crunch, I add chopped walnuts or pecans. I sometimes toast the nuts lightly before mixing them into the batter to bring out their natural flavor.
For Blueberry Banana Muffins, I gently fold fresh or frozen blueberries into the batter. I enjoy how the berries add little bursts of sweetness and a slightly tangy flavor.
I can make these muffins dairy-free by using almond milk or oat milk and replacing the butter with coconut oil. I find that the muffins remain soft and moist with these substitutions.
For a warmer spice flavor, I add a pinch of nutmeg or ground ginger along with the cinnamon. I especially enjoy this variation during cooler months.
When I want a little extra protein, I add a spoonful of almond butter or peanut butter to the wet ingredients. I adjust the milk slightly if the batter becomes too thick.
For a sweeter bakery-style version, I sprinkle a small amount of cinnamon sugar over the muffin tops before baking. I love how it creates a lightly crisp, fragrant topping.
I can also make mini banana muffins by dividing the batter into a mini muffin pan. I reduce the baking time to approximately 10 to 14 minutes and check for doneness with a toothpick.
Storage/Reheating
I allow the banana muffins to cool completely before transferring them to an airtight container. I store them at room temperature for up to 2 days in a cool, dry place.
For longer storage, I refrigerate the muffins in an airtight container for up to 5 days. I find that keeping them properly sealed helps preserve their moisture.
When I want to freeze the muffins, I wrap them individually and place them in a freezer-safe bag or container. I freeze them for up to 3 months for the best quality.
I can thaw frozen muffins at room temperature or place them in the refrigerator overnight.
For reheating, I warm a muffin in the microwave for approximately 10 to 15 seconds, depending on its size. I enjoy how a little warmth makes the banana flavor more noticeable and softens the texture.
I can also reheat the muffins in a 300°F (150°C) oven for approximately 5 to 8 minutes.
I avoid overheating because oat flour muffins can become dry if warmed for too long.
FAQs
Can I make banana muffins with homemade oat flour?
Yes. I can make oat flour by blending old-fashioned rolled oats in a high-speed blender or food processor until they become a fine powder. I prefer blending the oats thoroughly because finely ground flour produces a softer muffin texture.
Why are my oat flour banana muffins dense?
I find that oat flour muffins can become dense when the batter contains too much flour or not enough moisture. I measure the oat flour carefully and use ripe bananas to keep the muffins tender. I also avoid overbaking and let the batter rest briefly before placing it in the oven.
Can I make banana muffins with oat flour without eggs?
Yes. I can replace the eggs with flax eggs made from ground flaxseed and water. I let the mixture thicken before adding it to the batter. I find that egg-free muffins may have a slightly denser texture, but they can still be moist and flavorful.
Are banana muffins made with oat flour gluten-free?
Oats are naturally gluten-free, but I use certified gluten-free oat flour when I need to avoid gluten because regular oats can be exposed to wheat during processing. I also check that the baking powder and other packaged ingredients are suitable.
Can I use frozen bananas for oat flour muffins?
Absolutely. I often freeze ripe bananas when I have extra ones available. I thaw them completely before using them and include the released banana juices in the batter. I find that thawed bananas mash easily and work well in muffins.
Conclusion
Banana Muffins with Oat Flour are a soft, moist, and delicious homemade treat made with ripe bananas and wholesome oat flour. I love their naturally sweet flavor, tender texture, and simple preparation. Whether I enjoy them for breakfast, pack them as a snack, or serve them warm with a little nut butter, these muffins are always a comforting favorite.
