Easy Blueberry Baked Oats

Featured in Start Your Day with Delicious Breakfast Recipes.

Stir oats, cinnamon, salt, and baking powder. Pour in milk, maple syrup, eggs, oil, and vanilla. Mix in most blueberries, save some for the top. Bake for 35-40 mins at 350°F. Great for prepping ahead!
Barbara Chef
Updated on Tue, 18 Mar 2025 00:16:08 GMT
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Homemade blueberry baked oats turn your everyday breakfast into a mouthwatering morning meal that almost makes itself. This filling, prep-ahead dish mixes nutritious rolled oats, juicy blueberry pops, and sweet maple syrup for a tasty breakfast that feels like a treat while keeping your energy up through the morning.

I found out how awesome baked oatmeal can be during a super busy work week when I couldn't face cooking in the morning. After spending a few minutes making this on Sunday night, I woke up Monday to an amazing surprise—breakfast was done! The gentle sweetness and plump berries made my morning so much better, and having breakfast sorted for the whole week really changed my daily rhythm.

Fresh Quality Components

  • Rolled oats: Makes the perfect chunky texture while keeping its shape when baked. Quick oats would turn too soft while steel cut oats stay too crunchy even after long baking.
  • Fresh or frozen blueberries: Add sweet juicy spots throughout. Wild blueberries pack more flavor even though they're tiny. Frozen ones work great straight from the freezer.
  • Pure maple syrup: Adds natural sweetness with interesting flavor layers. Grade B gives a stronger taste that holds up to baking. You can swap in honey if you want.
  • Eggs: Work as the key binder so you can slice it neatly. Eggs at room temp mix in better than cold ones. Their protein helps create the right texture.
  • Milk: Provides the right amount of liquid so oats soften properly. Works well with regular milk or any plant milk. Oat milk pairs really well with the other flavors.
  • Vanilla extract: Boosts the natural sweetness while adding deeper aroma. Real extract tastes way better than fake stuff. Its light flowery notes work great with the berries.
  • Coconut oil: Brings a nice richness without tasting like butter. Being melted helps it spread evenly in the mix. Unrefined types can add a hint of coconut if you'd like.
  • Baking powder: Gives a slight rise making it somewhat fluffy instead of dense. Fresh baking powder works best for proper bubbling when baked. The tiny amount stops it from rising too much.
  • Salt: Makes all other flavors pop while cutting the sweetness. Fine sea salt mixes in more evenly than chunky kinds. Even a pinch really makes the flavor better overall.

Crafting Breakfast Joy

Getting Ready:
Start by warming your oven to 350°F for the best results every time. Get your 8×8 baking dish ready with either parchment paper to help lift it out easily or a quick spray of cooking oil to stop sticking. If you're using frozen berries, keep them frozen until the last minute to avoid purple streaks in the mix. Measure all dry stuff carefully with the right measuring cups instead of guessing. Make sure wet ingredients aren't cold for better mixing.
Easy Mixing Steps:
Mix your rolled oats, baking powder and salt in a big bowl and stir well so everything's spread out evenly. This good mixing keeps you from getting strange spots of baking powder or salt in your finished breakfast. In another bowl, beat eggs until they're a bit foamy before adding milk, maple syrup, melted coconut oil, and vanilla. Getting wet ingredients well mixed makes for an even texture in your finished dish. Pour wet stuff into dry stuff and stir gently just until combined—don't overmix or it'll get tough. Gently fold in blueberries so they're spread out but not crushed, which would turn everything purple.
Baking It Right:
Pour your mixture into the baking dish and spread it out so it's the same thickness everywhere. You might want to save some blueberries to put on top for a pretty look. Put the dish on the middle rack so heat flows all around it. Bake for about 35 minutes until it's golden on top and the middle bounces back a bit when touched. Don't bake too long or the edges will dry out and lose flavor. Let it cool a little before serving to keep the moisture and texture just right. Cut into big squares for filling portions.
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10-Minute Prep Blueberry Baked Oats Recipe | cookwithcarla.com

My cooking-scared roommate didn't believe something this easy could taste "real" until he tried his first warm piece with extra maple syrup drizzled on top. The look on his face told me what I already knew—sometimes the easiest things taste the best. Now he makes this himself even though he barely knows his way around a kitchen.

Keeping It Fresh

How you store it really makes it last while staying tasty. Let it cool completely before putting it in the fridge so moisture doesn't make it soggy. Cutting it into single servings creates easy grab-and-go breakfast options. Keeping it in sealed containers maintains the right moisture balance during storage. Refrigerating keeps it fresh for a whole week without getting worse. Freezing gives you meal prep options beyond just this week.

Warming It Up

How you reheat it really changes how much you'll enjoy it. Microwaving gives the fastest results while keeping it moist. Oven reheating makes the outside slightly crispier. Room temperature works surprisingly well when you're super rushed. Adding a splash of milk while reheating brings back the just-baked moistness. Gentle warming works better than high heat which can toughen it up.

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Best 10-Minute Prep Blueberry Baked Oats Recipe | cookwithcarla.com

Tasty Pairing Ideas

Turn basic baked oats into a special breakfast with thoughtful extras. Warm single portions topped with a spoonful of Greek yogurt for a tangy contrast to the sweet oats. Offer a small jug of warm maple syrup so everyone can add their preferred sweetness. Think about serving fresh berries on the side for bright colors and extra nutrition. Try a drizzle of almond or peanut butter for added protein and richness. Complete the meal with drinks like cold brew coffee or hot tea.

Tasty Twists

Try different flavors while keeping the basic method the same. Switch to mixed berries for a colorful look and varied taste. Toss in some lemon zest to brighten up the blueberry flavor. Try adding cinnamon for warm spicy notes throughout. Play with almond extract for a fancy flavor dimension. Sprinkle in coconut flakes for tropical taste and interesting texture. Add chopped walnuts or pecans for protein boost and crunch.

Keeping It Good

Keep your oatmeal fresh with the right storage tricks. Let it cool all the way before refrigerating so it doesn't get wet and soggy. Cut into single servings to make reheating easier later. Store in airtight containers to maintain freshness all week. Keep in the fridge up to seven days without losing quality. Freeze individual pieces wrapped in plastic then foil for up to three months. Thaw refrigerated portions overnight before warming. Heat gently in the microwave for about a minute or in a 350°F oven for ten minutes.

Smart Kitchen Tricks

Scoop and level your oats instead of packing them in to avoid dense results. Use a soft spatula when mixing in berries so they don't break and stain everything. Let it cool a bit before cutting so it doesn't fall apart.

Easy 10-Minute Prep Blueberry Baked Oats Recipe Pin it
Easy 10-Minute Prep Blueberry Baked Oats Recipe | cookwithcarla.com

This easy breakfast takes regular oatmeal to a whole new level through smart prep and good ingredients. The mix of soft baked oats and juicy blueberries creates just the right texture balance while maple sweetness brings a comforting flavor that makes mornings something to look forward to instead of dread. I've found this dish bridges the gap between healthy breakfast choices and comfort food cravings, making it perfect for busy weekdays or lazy weekend brunches. The tiny bit of prep time compared to how much you'll enjoy it makes this a true winner for starting your day right.

Frequently Asked Questions

→ Can I swap out regular milk for non-dairy options?
Definitely! Use almond, oat, soy, or even coconut milk. It'll work just like regular milk.
→ How do I keep leftover baked oats fresh?
Let it cool, cut into slices, and store in an airtight container in the fridge for up to 5 days. For longer storage, freeze individual portions for up to 3 months.
→ What’s the easiest way to reheat it?
Microwave refrigerated slices for 30-60 seconds. Frozen ones need about 1-2 minutes. You can also heat it in the oven at 350°F for 10 minutes.
→ Can I replace blueberries with other fruits?
Of course! Use diced apples, raspberries, strawberries, or even peaches. Just stick to about 3/4 cup and chop larger fruits into smaller pieces.
→ How can I make this without using eggs?
Swap each egg with 1/4 cup plain applesauce or a flax egg. For flax egg, mix 1 tbsp flaxseed with 3 tbsp water and let it thicken for 5 minutes.

Blueberry Baked Oats

Make-ahead breakfast with hearty oats, sweet maple syrup, and fresh blueberries. Mix everything in one bowl for a no-fuss morning meal!

Prep Time
10 Minutes
Cook Time
35 Minutes
Total Time
45 Minutes

Category: Breakfast

Difficulty: Easy

Cuisine: American

Yield: 9 Servings

Dietary: Vegetarian

Ingredients

01 1 teaspoon cinnamon (optional)
02 2¼ cups old-fashioned oats
03 1 teaspoon baking powder
04 ¼ teaspoon salt
05 1¼ cup milk
06 ⅓ cup maple syrup
07 2 large eggs
08 3 tablespoon melted coconut oil (or butter)
09 2 teaspoon pure vanilla extract
10 ¾ cup fresh or frozen blueberries (frozen ones often taste sweeter)

Instructions

Step 01

Start by setting your oven to 350°F. Get out an 8x8 baking dish and either grease it lightly or lay down some parchment paper so it doesn’t stick.

Step 02

Dump the oats, baking powder, salt, and cinnamon into a large mixing bowl. Stir it all up until it looks even.

Step 03

Mix in the milk, maple syrup, eggs, vanilla, and melted oil. Stir thoroughly—it might seem a bit watery, but that’s totally normal!

Step 04

Carefully mix about ½ cup of the blueberries into the batter. Pour it into your prepared pan and scatter the rest of the blueberries over the top.

Step 05

Bake for 35-40 minutes, or until the middle is firm when you press it. Let it sit in the pan for a few minutes to cool off before slicing and serving.

Notes

  1. Fresh blueberries work fine, but frozen ones bring out extra sweetness.
  2. The runny batter will bake into a great consistency—don’t stress!
  3. Coconut oil can be swapped for butter if that’s your thing.
  4. Refrigerate leftovers—they’re quick to grab for breakfast all week.

Tools You'll Need

  • 8x8 Dish
  • Bowl for Mixing
  • Whisk or Fork
  • Rubber Spatula
  • Parchment or Nonstick Spray

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Has dairy (milk) in it
  • Includes eggs
  • Contains gluten, unless you use gluten-free oats

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 174
  • Total Fat: 7 g
  • Total Carbohydrate: 23 g
  • Protein: 4 g