Simple Oat Flour Banana Bread
A moist, naturally sweet banana bread made entirely with oat flour. This quick bread comes together in one bowl, uses up your spotty bananas, and fills the kitchen with that nostalgic bakery aroma. Perfect for breakfast on the go or a wholesome afternoon snack.
For 8 servings
- prep
Preheat oven and prepare the loaf pan.
1.Preheat the oven to 350°F (175°C).2.Grease a 9x5 inch loaf pan with a little butter or line with parchment paper.TIPParchment paper with overhang makes lifting the bread out effortless. - mix · ~3 min
Mash the bananas and mix the wet ingredients.
1.In a large mixing bowl, mash the bananas with a fork until mostly smooth with a few small lumps.2.Add the melted butter, brown sugar, eggs, and vanilla extract. Whisk until well combined and no streaks of egg remain.TIPThe riper the bananas, the sweeter and more flavorful your bread will be. Look for heavily speckled or even black bananas. - mix · ~1 min
Add the dry ingredients and fold together.
1.Sprinkle the oat flour, baking soda, cinnamon, and salt over the wet mixture.2.Fold everything together with a spatula until just combined — no dry pockets remain. Do not overmix.TIPOvermixing develops too much structure and makes the bread dense. Stop as soon as the flour disappears. - bake · ~50 min
Bake the banana bread.
1.Pour the batter into the prepared loaf pan and spread it evenly with a spatula.2.Bake for 45 to 50 minutes, until the top is golden brown and a toothpick inserted in the center comes out clean or with a few moist crumbs.TIPIf the top is browning too fast, tent loosely with foil after 30 minutes. - rest · ~10 min
Cool in the pan, then transfer to a wire rack.
1.Let the bread cool in the pan for 10 minutes.2.Run a knife around the edges, then lift out and transfer to a wire rack to cool completely before slicing.TIPSlicing while warm makes the bread crumble. Let it cool at least 30 minutes for clean slices.
What to keep in mind.
7 tips from the recipe — small details that make a real difference to the final dish.
- 1For the best texture, use oat flour you grind yourself from rolled oats — it stays fresher and more tender than store-bought.
- 2If your bananas aren't spotty enough, roast them (skin on) at 300°F for 15 minutes to concentrate sweetness.
- 3Let the batter rest for 5 minutes after mixing; oat flour absorbs moisture and this helps the crumb set evenly.
- 4Test for doneness at 45 minutes: a wooden skewer should come out with a few moist crumbs, not wet batter.
- 5Store leftover slices in an airtight container at room temperature for up to 3 days, or freeze for up to 3 months.
- 6To reheat a slice, microwave for 15 seconds or toast lightly for a crisp edge.
- 7If you add mix-ins (nuts, chocolate), toss them in a tablespoon of oat flour first to prevent sinking.
Adapt it for your goals.
Low-sugar
Replace the brown sugar with 2 tablespoons of maple syrup or honey, or omit it entirely if your bananas are very ripe — the bread will be less sweet but still moist and naturally flavorful.
dairy freeDairy-free
Swap the melted butter for an equal amount of coconut oil or a neutral-flavored oil (like avocado) — the bread will be slightly firmer and still tender, perfect for those avoiding dairy.
nutty & crunchyNutty & crunchy
Fold in 1/2 cup of chopped walnuts or pecans after combining the dry and wet ingredients — they add texture, healthy fats, and a toasty depth that complements the banana and cinnamon.
chocolate chipChocolate chip
Stir in 1/2 cup of dark chocolate chips or chunks along with the dry ingredients — the chocolate adds pockets of richness that pair beautifully with the banana, and children especially love it.
Why this is on our healthy list.
Naturally Gluten-Free
Made entirely with oat flour, this banana bread is safe for those with celiac disease or gluten sensitivity when certified gluten-free oats are used.
Rich in Dietary Fiber
Oat flour provides soluble fiber (beta-glucan) that supports digestion and helps keep you full longer, especially when paired with the natural fiber in bananas.
Potassium from Bananas
Each serving delivers a significant amount of potassium from the ripe bananas, which helps maintain healthy blood pressure and muscle function.
Lower in Added Sugar
With only 1/4 cup of brown sugar for the entire loaf, this recipe relies on the natural sweetness of very ripe bananas, keeping added sugar far lower than typical banana bread.
Frequently asked questions
Yes, replace each egg with 1 flax egg (1 tablespoon ground flaxseed + 3 tablespoons water, rested for 5 minutes). The bread will be slightly denser, but still moist and delicious.
