Banana Bread Donuts

These baked banana bread donuts are incredibly soft, spiced with warm cinnamon, and finished with a sweet vanilla glaze for the perfect quick breakfast.

Why This Recipe Works:

• Sour cream adds lactic acid, which tenderizes the gluten structure for an ultra-soft crumb.
• Baking in a metal pan ensures rapid heat transfer, creating a golden, slightly crisp exterior.
• Melted butter provides oil-soluble flavor compounds that carry the warm cinnamon notes beautifully.

I still remember the humid Tuesday morning I tried to bake a quick breakfast in my cramped third-floor apartment, only to have my cheap aluminum loaf pan warp and spill batter all over the oven floor. The smell of burnt sugar lingered for weeks, reminding me of my impatience.

To avoid that hour-long bake time, I started using a donut mold, smushing overripe bananas with my bare knuckles directly into the mixing bowl.

But my first few attempts at baked donuts were disastrously rubbery because I overmixed the batter, which activated too much gluten and turned a potentially tender crumb into something resembling a dog toy. Cheap silicone pans failed every single test because they don't conduct heat efficiently, leaving the bottoms pale and soggy.

The fix is incredibly simple: use a heavy-duty metal donut pan and gently fold the wet ingredients into the dry until just combined, preserving the delicate protein matrix. By using real butter and a splash of sour cream, we mimic the fat profile of my favorite moist banana bread while keeping the bake time under ten minutes.

Trust me on this one.

Banana Bread Donuts

• Publisher Storied Skillet
• Cuisine American
• Category Breakfast, Dessert
• Prep Time 15 minutes
• Cook Time 10 minutes
• Servings 6
• Calories 240 calories
• Rating 4.8 1040
• Tags banana bread donuts, baked donuts, glazed donuts, banana recipe

Ingredients

• 1 cup (125g) all-purpose flour
• 1/2 tsp baking soda
• 1/2 tsp ground cinnamon
• 1/4 tsp Diamond Crystal kosher salt
• 1/2 cup mashed overripe banana (about 1 large banana)
• 3 tbsp unsalted butter, melted
• 1/4 cup packed light brown sugar
• 1 large egg, room temperature
• 2 tbsp sour cream
• 1 tsp pure vanilla extract
• 1/2 cup powdered sugar (for the glaze)
• 1 tbsp whole milk (for the glaze)
• 1/2 tsp pure vanilla extract (for the glaze)

Directions

1. Preheat your oven to 350°F (175°C) and generously grease a metal donut pan with non-stick cooking spray.
2. In a medium bowl, whisk together the all-purpose flour, baking soda, ground cinnamon, and kosher salt.
3. In a separate bowl, whisk the melted butter, brown sugar, egg, sour cream, vanilla extract, and mashed banana until smooth.
4. Gently fold the wet ingredients into the dry ingredients using a rubber spatula until just combined; do not overmix.
5. Spoon the batter into a piping bag and pipe it evenly into the donut cavities.
6. Bake for 9 to 11 minutes until the tops spring back when lightly touched, then let them cool in the pan for 5 minutes before transferring to a wire rack.
7. Whisk the powdered sugar, milk, and vanilla extract in a shallow bowl, then dip the cooled donuts into the glaze.
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Notes

• We highly recommend using Diamond Crystal kosher salt; if you are using Morton's kosher salt or fine table salt, cut the volume in half (use 1/8 teaspoon instead of 1/4 teaspoon).
• Sour cream introduces lactic acid, which breaks down tight gluten bonds to guarantee a cake-like, melt-in-your-mouth texture.
• Watch the oven closely around the 8-minute mark; because of the high sugar content in overripe bananas, these can transition from perfectly golden to burnt very quickly.
• After a day in an airtight container, the glaze will naturally dissolve slightly into the donut, making them incredibly moist, though less visually distinct.
• If you don't have a piping bag, a simple gallon-sized freezer bag works perfectly—just snip a half-inch off one corner to cleanly distribute the thick batter.

Serving Suggestions

Enjoying these donuts warm is an experience in itself, but you can easily elevate your morning spread with a few thoughtful additions.

• Pair them with a hot cup of coffee or a cozy iced English tea latte to balance the sweetness of the glaze.
• Serve them alongside a bowl of brown sugar overnight oats for a complete, comforting weekend brunch.
• Dust a tiny pinch of extra ground cinnamon over the wet glaze for a beautiful, bakery-style finish.
• Top with finely chopped toasted pecans or walnuts immediately after glazing to add a satisfying, buttery crunch.

Storage and Reheating

Let's be honest about leftovers.

These donuts are hands down best eaten the day they are baked, as the glaze is beautifully glossy and the edges retain a slight crispness. If you do have extras, store them in a single layer in an airtight container at room temperature for up to two days.

Do not refrigerate them. The cold environment of a fridge accelerates starch retrogradation, which is just a fancy scientific way of saying it will make your donuts dry and stale fast.

To reheat, simply pop a donut in the microwave for about eight seconds to soften the crumb and warm the banana oils. If you want to freeze them, do so before glazing; they will keep beautifully for up to two months wrapped tightly in plastic.

Ingredient Substitutes

If you find your pantry lacking a few essentials, don't panic—these simple swaps will keep your baking on track without sacrificing texture.

1. Sour Cream: You can swap this 1:1 with full-fat plain Greek yogurt, or even buttermilk if you reduce the amount by half a tablespoon to keep the batter thick.
2. Butter: If you want a dairy-free option, melted coconut oil works beautifully and adds a subtle tropical note that pairs wonderfully with banana.
3. All-Purpose Flour: For a gluten-free version, use a high-quality 1:1 baking flour blend that contains xanthan gum to maintain the structure.
4. Brown Sugar: If you only have granulated white sugar, you can use it, but add a teaspoon of molasses to replicate the moisture and deep caramel flavor.

I hope these become a staple in your kitchen, especially on those lazy mornings when you have a couple of sad, spotty bananas sitting on the counter. They are so much faster than baking a full loaf, and honestly, eating cake for breakfast is always a good idea.