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Blueberry overnight oats are an easy, no-cook healthy breakfast you can prep ahead and grab in the morning. They’re creamy, lightly sweet, and filled with juicy blueberries for a fresh, satisfying start to the day.

Breakfast Blueberry Overnight Oatmeal
I love making overnight oat recipes, and this blueberry version is one of my favorites. It is so easy to make and can be customized to use whatever berries you have on hand. My kids love overnight oats, and I am always looking for ways to mix it up for them since they are their go-to breakfast when they have school and something they can quickly grab from the fridge.
These overnight oats are made with blueberries, Greek yogurt for added protein, chia seeds for additional nutrition and texture, and other pantry staples. If you love blueberries, have some extra in your fridge, and are not sure what else to make, also try this lemon blueberry chia pudding.
Recipe Overview
Ingredients & Substitutes
Below are the ingredients I used, along with suggested substitutes. Full measurements are listed further down in the recipe card.

- Oats: I used rolled oats. Even though quick oats will still work, the texture will be more on the mushy side.
- Milk: I mostly use 2% milk. But feel free to use any milk you have on hand.
- Yogurt: I like using Vanilla Greek Yogurt but plain Greek yogurt will work too. If using plain, add a splash of vanilla extract.
- Berries: Fresh or frozen blueberries work just fine. You will get a deeper blue if you use frozen blueberries.
- Chia seeds: This will add a nutrition boost, volume, and texture to the overnight oats.
- Sweetener: I mostly use either honey, maple syrup, or agave.
Quick Tip
For more protein, add one scoop of protein powder and increase the milk to 1.5 cups
How to make blueberry overnight oats
In a high-speed blender, add the milk, yogurt, fresh or frozen blueberries, honey or maple syrup, and vanilla extract. Blend until smooth. This should only take about a minute, tops.
Next, transfer the blueberry mixture to a large mixing bowl where you will be preparing the overnight oats to soak.
Notes: Another thing you can do is divide it into 2-4 servings, then add the oats and chia equally to each one.

Add the rolled oats and chia seeds over the blueberry mixture in the bowl. If you want, you can add some fresh blueberries or chopped nuts in this step.
Using a spatula, toss the mixture in the bowl to combine. Don’t worry, the liquid will soak with the oats if it feels too runny.

Cover the bowl and refrigerate for at least 4 hours, or I almost always prefer leaving it to soak overnight.
The next day, divide the soaked overnight oats into 2 Jars, top with fresh blueberries, chopped nuts, or granola, and enjoy. I also like to top with some shredded coconut. So good!

Recipe Tips
- The overnight oats will need at least 4 hours to soak. It is best to leave it to soak overnight in the fridge, which is why it is called overnight oats.
- Stir before serving and add a splash of milk if they’re too thick.
- Add toppings right before eating to keep them fresh.
- If possible, I recommend using rolled oats rather than quick oats for the best texture.
Variations
- Gluten-free: If you are looking for a gluten-free option, then use gluten-free rolled oats and make sure any other ingredients you decide to add doesn’t have gluten.
- Vegan: To make this vegan-friendly, use nut-based milk, plant-based yogurt, and either maple syrup or agave.
- Protein: For added protein, feel free to add 1-2 scoops of vanilla protein powder. If the texture feels a bit too thick, you can add another 1/2 cup of milk.
Common Questions
They’ll keep well for up to 4 days when stored in an airtight container.
Yes, they’re meant to be eaten cold, but you can warm them in the microwave when ready to serve if you prefer.
Yes. You can mix up the berries or use a berry blend instead of just blueberries.
Absolutely. Blended overnight oats are also a thing, so you aren’t alone. If you do not like the texture of Overnight oats, you can blend them before adding them to a bowl and storing them to “soak”.

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Blueberry Overnight Oats

Ingredients
- 1 cup rolled oats, or gluten-free option
- 1 1/3 cup milk of choice, I used 2%
- 1/2 cup Vanilla Greek Yogurt, or plain Greek yogurt
- 1 cup blueberries, fresh or frozen
- 2 tablespoons chia seeds
- 2 tablespoons honey, or maple syrup
- 1 teaspoon Vanilla Extract, if using plain yogurt
Instructions
- In a blender, add the milk, yogurt, blueberries, honey, and vanilla. Blend until smooth
- Transfer the blueberry mixture to a large mixing bowl.
- Add the oats and chia seeds over the blueberry mixture
- Using a spatula, toss to combine the mixture.
- Cover the bowl and refrigerate for at least 4 hours or overnight.
- Divide into 2 Jars, top with fresh blueberries, nuts, or granola, and enjoy.
Notes
- Tip: for more protein, add one scoop of protein powder and increase the milk to 1.5 cups.
- Gluten-free option: You can use a gluten-free rolled oats option.
- Vegan-Option: To make it vegan, use dairy-free yogurt, almond or any other nut-based milk, and maple syrup.
- Berries: You can use fresh or frozen blueberries. Any other berries will work.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
