If you’re searching for the ultimate cozy morning treat, the Oatmeal Apple Breakfast Bake is about to become your new go-to. There’s just something magical about the aroma of cinnamon, baked apples, and oats mingling in the oven—it promises comfort and nourishment in every bite. This dish takes your classic oatmeal to a whole new level, thanks to a touch of pure maple syrup, a sprinkle of crunchy nuts, and the gentle sweetness of apples. Whether you’re preparing a special weekend breakfast or whipping up a make-ahead meal for busy weekdays, this warm, hearty bake is a perfect choice the whole family will love.

Oatmeal Apple Breakfast Bake Recipe - Recipe Image

Ingredients You’ll Need

The ingredient list for the Oatmeal Apple Breakfast Bake is refreshingly simple, yet each component matters. From rich oats for a chewy base to the sweet burst of apples and the warm kiss of cinnamon, every addition plays a role in taste, texture, or color.

Old-fashioned oats: These give the bake its signature hearty, chewy texture—don’t substitute with quick oats for best results.
Milk (or almond milk): Adds creaminess and brings everything together; using almond milk is a great dairy-free alternative.
Large apple, diced: Brings juicy freshness and natural sweetness—try using a crisp variety like Honeycrisp or Gala.
Eggs: Help bind the bake together, giving it that perfectly sliceable, custardy texture.
Maple syrup or honey: Natural sweeteners infuse the oatmeal with deep flavor and a hint of caramelized goodness.
Vanilla extract: Adds depth and a subtle, comforting fragrance that elevates the bake.
Cinnamon: Warm spice that marries perfectly with apples and oats—don’t skip it!
Baking powder: Provides just enough lift for a light, tender bite.
Salt: A pinch brings balance to the sweet flavors and makes everything pop.
Chopped walnuts or pecans (optional): For crunch and nutty richness; toast them for extra flavor!

How to Make Oatmeal Apple Breakfast Bake

Step 1: Preheat & Prep

Begin by preheating your oven to 350°F (175°C). Grease your favorite medium baking dish, either with a little butter or cooking spray, to prevent sticking and guarantee easy cleanup. Setting the stage with a hot oven ensures your Oatmeal Apple Breakfast Bake bakes evenly and gets that beautiful golden top.

Step 2: Mix the Wet Ingredients

In a large mixing bowl, whisk together the eggs, milk (or almond milk for a dairy-free twist), maple syrup or honey, and vanilla extract. Blending these liquid ingredients well is key—they’ll create the creamy custard that binds your oats and fruit into one cohesive, delicious bake.

Step 3: Add Dry Ingredients

Next, stir in the oats, baking powder, cinnamon, and salt. This step brings all those cozy, wholesome flavors together while the oats begin to soak up the sweet-spiced custard, getting plumper and more flavorful by the minute.

Step 4: Fold in Apples and Nuts

Gently fold in your diced apple and any nuts you’d like to add. This is where the magic happens—a juicy apple burst in every bite and that irresistible crunch from walnuts or pecans. Don’t overmix; a gentle fold helps the apple pieces stay intact and distribute evenly.

Step 5: Pour and Bake

Pour your oat mixture into the prepared baking dish and spread it out for even baking. Pop it in the oven and bake for 30-35 minutes, or until the top is a gorgeous golden brown and the center is set. The sweet aroma will fill your kitchen—try not to sneak a taste too soon!

Step 6: Cool and Serve

Let your bake cool for about 5 minutes before slicing or spooning it out. This short rest period helps it firm up just enough for perfect servings. The Oatmeal Apple Breakfast Bake is fantastic warm but equally tasty straight from the fridge for quick breakfasts all week long.

How to Serve Oatmeal Apple Breakfast Bake

Garnishes

Go the extra mile with your Oatmeal Apple Breakfast Bake by adding a few simple garnishes. A drizzle of extra maple syrup, a dollop of Greek yogurt, or a sprinkle of toasted nuts can enhance both the flavor and the eye appeal. Even a light dusting of cinnamon or a few fresh apple slices will make every serving feel extra special.

Side Dishes

This breakfast bake pairs wonderfully with a simple side of fresh fruit salad or a big mug of hot coffee or tea. If you’re serving a crowd, try offering scrambled eggs or crisp turkey bacon alongside for a brunch spread that covers all the bases—sweet, savory, and satisfying.

Creative Ways to Present

For a fun twist, bake individual servings in ramekins or muffin tins—perfect for portion control or sharing at a brunch buffet. You can also layer cooled slices in a jar with yogurt and extra apples for a lovely, portable parfait. However you serve it, the Oatmeal Apple Breakfast Bake always brings a bit of joy to the table.

Make Ahead and Storage

Storing Leftovers

If you happen to have leftovers, store them in an airtight container in the refrigerator. The flavors actually deepen with time, making this Oatmeal Apple Breakfast Bake just as tempting on day two or three. It will keep well for up to 4 days, so it’s a great option for meal prep.

Freezing

This bake freezes beautifully. Simply cool completely, slice into portions, and wrap each serving individually, or store them in a freezer-safe container. When you’re ready for a wholesome breakfast, thaw overnight in the fridge for ease and convenience.

Reheating

To reheat, pop an individual slice into the microwave for about 30–60 seconds, or warm in a low oven if you prefer. For best texture, cover loosely to prevent drying out—add a splash of milk if you want extra moisture, and your Oatmeal Apple Breakfast Bake will taste just as fresh as the day you made it.

FAQs

Can I use steel-cut oats instead of old-fashioned oats?

Steel-cut oats need a longer cooking time and more liquid, so they won’t work as a straight 1:1 swap in this recipe. Stick with old-fashioned oats for a soft yet hearty texture, or experiment with a mix if you’re feeling adventurous—just be ready for a chewier bite.

What’s the best type of apple to use?

Crisp, sweet-tart apples such as Honeycrisp, Gala, or Fuji are ideal. They hold their shape during baking and provide that lovely apple flavor in contrast to the warm oats and spices.

Is the Oatmeal Apple Breakfast Bake gluten-free?

Yes, if you use certified gluten-free oats, this bake is naturally gluten-free. Always double-check your oat package, as some brands process oats alongside gluten-containing grains.

Can I make this recipe vegan?

Absolutely! Use almond milk or your favorite non-dairy option, swap maple syrup for honey if you like, and use flaxseed “eggs” (2 tbsp ground flaxmeal + 5 tbsp water, mixed and rested) in place of regular eggs for a fully plant-based version.

Can I prepare the bake the night before?

Definitely. Mix everything together and refrigerate the unbaked mixture overnight. In the morning, give it a quick stir and bake as directed. Freshly baked, warm Oatmeal Apple Breakfast Bake with zero morning effort—perfect for busy days!

Final Thoughts

If you’re craving something wholesome, comforting, and endlessly adaptable, you’ve got to try making this Oatmeal Apple Breakfast Bake. It’s a beloved favorite in any kitchen for good reason. Whether it’s a cozy weekend or a busy weekday, each slice brings a smile and a satisfying start to your day. Give it a whirl—you just might find yourself looking forward to breakfast even more!

Oatmeal Apple Breakfast Bake Recipe

★★★★★

5 from 6 reviews

Author: Lily
Total Time: 40 minutes
Yield: 6 servings 1x
Diet: Vegetarian

Print Recipe

Description

This Oatmeal Apple Breakfast Bake is a delicious and wholesome breakfast option that can be enjoyed warm or reheated for a quick, satisfying meal. Packed with oats, apples, and a hint of cinnamon, it’s a comforting dish that will fuel your day.

Instructions

Preheat & Prep: Preheat oven to 350°F (175°C). Grease a baking dish.
Mix the Ingredients: In a large bowl, whisk together eggs, milk, maple syrup, and vanilla extract.
Stir in oats, baking powder, cinnamon, and salt.
Fold in diced apples and nuts (if using).
Bake: Pour the mixture into the greased baking dish and spread evenly.
Bake for 30-35 minutes, or until the top is golden and the center is set.
Serve: Let cool for 5 minutes before serving. Enjoy warm, or refrigerate and reheat for a quick breakfast.

Prep Time: 10 minutes
Cook Time: 30 minutes
Category: Breakfast
Method: Baking
Cuisine: American