Blueberry Bliss Baked Oatmeal

Blueberry Baked Oatmeal A Proper CakeforBreakfast Treat

By Aidan RiversOctober 3, 2025

Table of Contents

Recipe Introduction: Blueberry Bliss Baked Oatmeal

Fancy a bit of breakfast that feels like dessert? Honestly, who doesn't! This Blueberry Baked Oatmeal is about to become your new favorite.

It's a proper Healthy Baked Oatmeal Breakfast treat, packed with flavor.

This recipe hails from the good ol' USA, where Breakfast Casserole Blueberry creations are a staple. It's dead easy to whip up, taking about 15 minutes of prep and 40- 45 minutes in the oven.

It feeds about 6-8 hungry souls.

Berry Goodness in Every Bite

This recipe is absolutely packed with Healthy Mixed Berry Baked Oatmeal goodness! Plus, it is a great way to sneak in some extra fiber in your diet.

Perfect for a lazy Sunday brunch, or even better, a make-ahead Oatmeal Bake ready for a busy weekday.

Why You'll Love This Berry Oatmeal Bake Healthy

What makes this Baked Oatmeal Recipe so special, you ask? Well, it's like a warm hug in a bowl. This Easy Baked Oatmeal is custardy, packed with juicy blueberries, and has a lovely oaty texture.

It's a great way to start the day and it’s also easy to adapt for allergies. Plus, you can even add some protein powder to make it Blueberry Protein Baked Oatmeal ! Let's get started with the ingredients!

Right then, let's dive into what you'll need for this Blueberry Baked Oatmeal . Honestly, it's mostly stuff you probably already have kicking about in your cupboards.

It’s gonna be a proper healthy baked oatmeal breakfast .

Ingredients & Equipment

Main Players

Here's what you need to make this magic happen.

Rolled Oats: 3 cups (270g) . Get the old-fashioned kind, not the instant rubbish. They give the best texture.
Baking Powder: 1 teaspoon (5g) . This helps it rise a bit and get all fluffy.
Cinnamon: 1/2 teaspoon (2.5g) . A dash of warmth.
Salt: 1/4 teaspoon (1.25g) . Just a pinch to balance the sweetness.
Milk: 2 cups (480ml) . Use whatever you fancy dairy or non-dairy both work a treat.
Maple Syrup: 1/2 cup (120ml) . Or honey, if you're feeling fancy. This is what gives the blueberry oatmeal its sweetness.
Eggs: 2 large , lightly beaten.
Melted Butter: 2 tablespoons (30g) . Or coconut oil, if you're going for the vegan vibe.
Vanilla Extract: 1 teaspoon (5ml) .
Blueberries: 2 cups (300g) , fresh or frozen. If you're using frozen, chuck 'em in straight from the freezer no need to thaw. If you want to make a Healthy Mixed Berry Baked Oatmeal , just sub out some of the blueberries with other berries .

Honestly, the blueberries are the star of the show. They should be plump and juicy. If they look a bit sad, maybe give them a miss.

I had some that were like bullets once, never again. This is a cracking Baked Oatmeal Recipe , I swear.

Seasoning Notes

Cinnamon is your best mate here. It adds a lovely warmth. Feel free to add a pinch of nutmeg or cardamom too.

They'll give it a bit of extra oomph. Vanilla extract is non-negotiable. It just rounds everything out nicely. And don't skip the salt! It balances the sweetness perfectly.

For Blueberry Protein Baked Oatmeal add a scoop of your favorite protein powder, but be careful with the consistency. It can get really dry.

Equipment Needed

You don't need anything fancy.

9x13 inch baking dish . Or something similar.
Large mixing bowl .
Whisk .
Measuring cups and spoons .

If you don't have a whisk, a fork will do in a pinch. For Easy Baked Oatmeal , the simpler the better! No need to stress about fancy gadgets.

This can also pass as a Breakfast Casserole Blueberry , if you are having guests.

And there you have it! Everything you need to rustle up this Blueberry Bliss Baked Oatmeal . It's a great make-ahead Oatmeal Bake , too.

Just prep it the night before and bake it in the morning. Sorted!

Cracking on with Blueberry Bliss Baked Oatmeal

Right then, let's get cracking on this Blueberry Baked Oatmeal ! It's like a cozy hug on a chilly morning.

It's basically cake for breakfast (minus all the guilt, eh?). Honestly, this Berry Oatmeal Bake Healthy recipe is my go-to when I want something comforting but not too naughty.

I can't tell you how many times I've whipped this up on a grey Sunday morning.

Prep Like a Pro: Essential Mise en Place

First things first: mise en place . It’s a fancy term for getting everything ready. You know, chopping, measuring, etc. Grab your 3 cups (270g) rolled oats , 1 teaspoon (5g) baking powder , 1/2 teaspoon (2.

5g) ground cinnamon , 1/4 teaspoon (1.25g) salt , 2 cups (480ml) milk , 1/2 cup (120ml) maple syrup , 2 large eggs , 2 tablespoons (30g) melted butter , 1 teaspoon (5ml) vanilla extract , and 2 cups (300g) blueberries .

This Healthy Baked Oatmeal Breakfast comes together fast if you do it right.

step-by-step: Baked Oatmeal Magic

Preheat & Prep : Heat your oven to 375° F ( 190° C) . Grease a 9x13 inch baking dish.
Combine Dry: Whisk together the oats, baking powder, cinnamon, and salt.
Combine Wet: Whisk together the milk, maple syrup, eggs, melted butter, and vanilla.
Mix Wet & Dry: Pour the wet into the dry and stir. Be careful not to overmix!
Fold in Berries: Gently fold in the blueberries.
Pour & Bake: Pour the mixture into the dish. Bake for 40- 45 minutes .
Cool: Let cool for a bit before tucking in!

Pro Tips for a Top-Notch Bake

Don't overmix! Honestly, overmixing makes for a tough bake. Stir until just combined. I once overmixed it and ended up with something that tasted like cardboard.

And to get that Healthy Mixed Berry Baked Oatmeal , toss in some other berries with the blueberries. make-ahead, if you like, just keep it in the fridge overnight.

That makes it easy to get a quick Breakfast Casserole Blueberry . This recipe works especially well as a Blueberry Protein Baked Oatmeal , if you add a scoop of protein powder.

Now get into the kitchen and make some magic happen! This Easy Baked Oatmeal is sure to become a favorite.

Recipe Notes for Your Berry Oatmeal Bake Healthy Adventure!

Right, let's chat about making this Blueberry Baked Oatmeal absolutely smashing. Honestly, it's pretty foolproof, but a few extra pointers never hurt, yeah?

Serving Suggestions: Breakfast Casserole Blueberry Style

Think of plating like this: a lovely scoop of warm Healthy Mixed Berry Baked Oatmeal , maybe a dollop of Greek yogurt (the thick stuff!), and a cheeky drizzle of extra maple syrup.

Presentation wise, a sprinkle of fresh blueberries on top just makes it look fancy, doesn't it? As for sides, some crispy bacon or a proper sausage can balance out the sweetness perfectly.

And to drink? A strong cuppa or a glass of ice-cold milk, depending on your mood.

Storage Tips: make-ahead Oatmeal Bake Magic

Okay, so you've got some Healthy Baked Oatmeal Breakfast leftovers. Pop them in the fridge, covered, and they'll be good for about 3-4 days.

To reheat, a quick zap in the microwave does the trick. Fancy freezing it? Cut the cooled bake into squares, wrap them individually, and they'll keep for up to 2 months.

Defrost overnight in the fridge and reheat as above. Job done.

Variations: Easy Baked Oatmeal Re-mix!

Feeling adventurous? Swap out the blueberries for diced apples and a sprinkle of extra cinnamon boom, Apple Cinnamon Baked Oatmeal! For a vegan version, use non-dairy milk, maple syrup, a flaxseed egg (1 tablespoon flaxseed meal mixed with 3 tablespoons water, let sit for 5 minutes), and vegan butter or coconut oil.

Easy peasy. You can even toss in some Blueberry Protein Baked Oatmeal by adding a scoop of your favorite protein powder to the wet ingredients.

Nutrition Basics: A Guilt Free Treat

Each serving of this Blueberry Oatmeal goodness clocks in around 250-300 calories. You're getting a decent dose of fiber (5-7g) from the oats and a good hit of antioxidants from the blueberries.

Plus, about 8-10g of protein will keep you feeling full until lunchtime. It's basically a healthy hug in a bowl.

Look, making this Baked Oatmeal Recipe is all about having a bit of fun. Don't stress too much about being perfect.

Just get in the kitchen, have a go, and enjoy the process. You'll nail it.

Frequently Asked Questions

Can I use frozen blueberries in my Blueberry Baked Oatmeal?

Absolutely! Frozen blueberries work great in Blueberry Baked Oatmeal. There's no need to thaw them beforehand; just toss them in frozen. In fact, they can sometimes prevent the blueberries from sinking to the bottom of the dish.

What's the best way to store leftover Blueberry Baked Oatmeal?

Leftover Blueberry Baked Oatmeal can be stored in an airtight container in the refrigerator for up to 3-4 days. You can reheat it in the microwave, oven, or even eat it cold straight from the fridge. It's a great make-ahead breakfast option perfect for a busy week like when you're queuing for the Jubilee!

Can I make Blueberry Baked Oatmeal ahead of time?

Yes, you can prepare the Blueberry Baked Oatmeal the night before! Simply mix all the ingredients, pour into your baking dish, cover tightly, and refrigerate. In the morning, bake as directed, adding an extra 5-10 minutes to the baking time if needed, as it will be starting from a cold temperature.

What can I substitute for maple syrup in Blueberry Baked Oatmeal?

If you're out of maple syrup, don't fret! Honey or agave nectar make excellent substitutes in Blueberry Baked Oatmeal. You can use the same amount as the maple syrup called for in the recipe. For a richer flavor, try using brown sugar it gives the oatmeal a lovely caramel like taste.

My Blueberry Baked Oatmeal is too dry. What did I do wrong?

A dry baked oatmeal often means it was overbaked. Next time, check for doneness a few minutes earlier and remove it from the oven as soon as a knife inserted into the center comes out clean. You can also add a splash more milk to the mixture before baking.

Also, make sure you're measuring your ingredients correctly - bit like being a contestant on Bake Off, eh?

Is Blueberry Baked Oatmeal healthy? What are the nutritional benefits?

Blueberry Baked Oatmeal can be a healthy and satisfying breakfast or brunch option! It’s packed with fiber from the oats and antioxidants from the blueberries. You can further boost its nutritional value by using unsweetened non-dairy milk and reducing the amount of sweetener.

And compared to a full English, it's practically a health food!