Blueberry Oat Muffins
Blueberry Oat Muffins are hearty, lightly sweet, and filled with wholesome ingredients like oats, whole wheat flour, cinnamon, and juicy blueberries. They're easy to make, freezer-friendly, and perfect for busy mornings, lunchboxes, or afternoon snacks.
These muffins are the kind I love to keep on hand for grab-and-go breakfasts. They're simple, satisfying, and just sweet enough, with soft blueberries tucked into every bite and a tender oat-filled crumb that makes them feel both cozy and nourishing.

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Reader Review ★★★★★
"These are excellent muffins that are delicious served hot out of the oven and after they have cooled. I used coconut milk with excellent results and flavor. I did sprinkle a few oats and some cinnamon sugar mix on top before baking."
- Sara
Why I Love These Blueberry Oat Muffins
These Blueberry Oat Muffins are one of those dependable recipes you'll want to make again and again. They're simple enough for weekday baking but special enough to serve warm with coffee or tea on a slow weekend morning.
The oats and whole wheat flour give the muffins a hearty texture, while brown sugar, cinnamon, and blueberries add just the right amount of sweetness. They also freeze beautifully, which makes them especially helpful for quick breakfasts, school lunches, or an easy snack to tuck into the day.
And while I love them warm from the oven, they're just as delicious after they've cooled-especially with a pat of butter or a drizzle of honey.
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A Few Simple Ingredients Make These Muffins So Good
These muffins are made with everyday baking staples, but each one brings something delicious to the recipe.
- Oats add texture and heartiness, making the muffins feel satisfying enough for breakfast.
- Whole wheat flour gives them a wholesome flavor and tender crumb when paired with all-purpose flour.
- Brown sugar adds gentle sweetness without making the muffins overly sweet.
- Cinnamon brings warmth and pairs beautifully with blueberries.
- Blueberries bake into soft, juicy pockets of flavor. You can use either fresh or frozen berries, making this an easy recipe to bake year-round.
- Milk, eggs, and melted butter keep the muffins moist, tender, and simple to stir together.

How to Serve Blueberry Oat Muffins
These muffins are delicious warm from the oven, but they're also wonderful once cooled. Serve them with coffee or tea for breakfast, tuck them into lunchboxes, or freeze a batch for busy mornings.
For a simple breakfast, pair them with Greek yogurt, fruit, or a smoothie. For an afternoon snack, they're lovely with a cup of tea.
How to Store and Freeze
Store cooled muffins in an airtight container at room temperature for up to 3 days, or refrigerate for longer storage.
To freeze, wrap muffins individually or place them in a freezer-safe container or bag. Freeze for up to 3 months. Thaw at room temperature or warm briefly in the microwave.

Blueberry Oat Muffins for Healthy Mornings
Equipment
Ingredients
- 1 cup milk dairy, almond, milk of choice
- 1 cup old fashioned oats
- ¾ cup unbleached all-purpose flour
- ½ cup whole wheat flour
- ½ cup brown sugar
- 2 teaspoons baking powder
- ½ teaspoon baking soda
- ½ teaspoon ground cinnamon
- ½ teaspoon salt
- ½ cup butter melted and cooled slightly
- 2 large eggs
- 1 ½ cups blueberries fresh or frozen
Instructions
- Preheat oven to 425°F. Prepare a 12-muffin baking tin with non-stick spray or line with paper baking cups, and set aside.
- Combine the milk and oats and set aside to soak for 15 minutes, or until the oats are slightly puffed and have absorbed some of the moisture from the milk. Don't oversoak because they will be mushy.
- In a separate bowl, whisk together the flours, brown sugar, baking powder, baking soda, cinnamon, and salt. Make a well in the center of the mixture and set it aside.
- Once the oats have soaked in the milk, stir in the slightly cooled melted butter, and eggs. Add to the flour mixture and stir until just moistened but without any dry flour streaks. Fold in the blueberries.
- Spoon the batter into prepared muffin cups. If you want the muffins a bit sweater, as they are mildly sweet, sprinkle additional brown sugar on top of each muffin followed by a sprinkling of dry old fashioned oats.
- Bake for 5 minutes at 425 degrees F. Without opening the oven, reduce the oven temperature to 350 degrees F and bake for an additional 13 to 15 minutes, or until the tops are golden brown and a toothpick inserted in the center comes out mostly clean.
Notes
- Fresh or frozen blueberries: Either works well. If using frozen berries, add them straight from the freezer and gently fold them into the batter to avoid streaking.
- Do not overmix: Stir the batter just until the dry ingredients are moistened. Overmixing can make muffins dense.
- Optional topping: Sprinkle a few oats or a little cinnamon sugar over the tops before baking for added texture.
- Freezer tip: These muffins freeze beautifully. Wrap individually for quick breakfasts or snacks.
Nutritional information is only an estimate. The accuracy of the nutritional information for any recipe on this site is not guaranteed.
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These are excellent muffins that are delicious served hot out of oven and after they have cooled. I used coconut milk with excellent results and flavor. I did sprinkle a few oats and some cinnamon sugar mix on top before baking. Here in humid Augusta using gas convection oven I had to bake for 17 minutes at second temperature.
One of the best blueberry muffin recipes!
Thank you!! I'm so glad you enjoyed them!
These muffins are delicious! Just enough sweet to complement the healthiness
The tender crumb surprised me! Do add the brown sugar topping as it makes them the perfect amount of sweetness.