Apple Cinnamon Oatmeal Bake

Name: Apple Cinnamon Oatmeal Bake
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Yield: 8 servings
Ingredients: 2 cups rolled oats; 2 cups milk (or non-dairy milk); 2 apples, peeled and diced; 1/2 cup brown sugar; 1/4 cup melted butter; 2 eggs; 1 teaspoon cinnamon; 1/2 teaspoon nutmeg; 1 teaspoon vanilla extract; 1/2 teaspoon salt; 1/2 cup chopped nuts (optional)

Highlighted under: Cozy Comfort Meals Inspiration

I love starting my day with a warm, hearty breakfast, and this Apple Cinnamon Oatmeal Bake has become a favorite in our household. The sweet aroma of baked apples and cinnamon fills the kitchen, making it impossible not to smile. This dish is not only comforting but also easy to prepare ahead of time, ensuring I have a delicious breakfast ready to go on busy mornings. Plus, it’s a wonderful way to use up any apples that might be starting to go soft!

Created by

Nicola Fairchild

Last updated on 2026-02-08T00:24:36.387Z

I've tried countless oatmeal recipes, but this Apple Cinnamon Oatmeal Bake stands out for its fantastic blend of textures and flavors. What I love most is how the apples caramelize during baking, adding a wonderful sweetness that complements the oats perfectly. I usually pair it with a drizzle of maple syrup or a dollop of yogurt on top!

Also, I discovered that letting the mixture sit for a bit before baking allows the oats to absorb the milk better, resulting in a creamier bake. It’s the little tips that make such a difference in achieving that perfect slice!

Why You Will Love This Recipe
Warm and comforting flavors that remind you of home
A nutritious breakfast that keeps you energized
Easily customizable with your favorite nuts or dried fruits

Mastering the Perfect Bake

To achieve the best texture in your Apple Cinnamon Oatmeal Bake, it's important to let the mixture rest for a few minutes before baking. This allows the oats to absorb some of the liquid and swell, resulting in a more cohesive and satisfying bite. The resting period should be around 10-15 minutes, which will also enhance the flavors as they meld together beautifully.

When preparing your apples, consider using a mix of sweet and tart varieties. This adds depth to the dish, with sweet apples providing moisture and tart ones contributing a pleasant contrast. Granny Smith and Honeycrisp are excellent choices, but feel free to experiment with whatever you have on hand. Just ensure they are peeled and diced uniformly for even cooking.

Customization and Additions

One of the joys of this recipe is its versatility. Feel free to substitute the brown sugar with maple syrup or honey for a different sweetness level. If you're aiming for a lower-sugar option, consider reducing the sweetener by half and relying on the natural sweetness from the apples. Adjusting sugar levels can change the bake's texture slightly, so keep an eye on its doneness in the oven.

For additional flavor and texture, try adding nuts or seeds, such as walnuts or sunflower seeds. These not only enhance the nutritional profile, but they also provide a pleasing crunch that contrasts beautifully with the soft apples and oats. If you're looking for a vegan option, simply replace the eggs with flaxseed meal mixed with water, and ensure your milk is plant-based.

Ingredients

Oatmeal Bake Ingredients

2 cups rolled oats
2 cups milk (or non-dairy milk)
2 apples, peeled and diced
1/2 cup brown sugar
1/4 cup melted butter
2 eggs
1 teaspoon cinnamon
1/2 teaspoon nutmeg
1 teaspoon vanilla extract
1/2 teaspoon salt
1/2 cup chopped nuts (optional)

Instructions

Preheat the Oven

Preheat your oven to 350°F (175°C) and grease a 9x13-inch baking dish.

Mix the Dry Ingredients

In a large bowl, combine the rolled oats, brown sugar, cinnamon, nutmeg, and salt.

Blend the Wet Ingredients

In another bowl, whisk together the milk, melted butter, eggs, and vanilla extract until well combined.

Combine the Mixtures

Pour the wet mixture into the dry ingredients and stir until fully combined. Fold in the diced apples and nuts if using.

Bake

Transfer the mixture to the prepared baking dish, spreading it evenly. Bake for about 45 minutes, or until the top is golden brown and set.

Serve and Enjoy

Let it cool for a few minutes before slicing. Serve warm, optionally topped with yogurt or maple syrup.

Pro Tips

For an extra dimension of flavor, try adding raisins or cranberries to the mixture. You can also sprinkle some extra cinnamon on top before baking for a delightful aroma.

Storing and Reheating

Once prepared, this Apple Cinnamon Oatmeal Bake can be stored in the refrigerator for up to five days. Just make sure it is completely cooled before covering it tightly with plastic wrap or transferring it to an airtight container. For long-term storage, consider freezing individual portions. Cut the bake into squares and wrap them in foil before placing in a freezer-safe bag. It can be frozen for up to three months.

To reheat, simply remove a portion from the fridge or freezer and place it in the microwave for about 1-2 minutes if refrigerated, or 3-4 minutes if frozen. You can also use the oven; preheat it to 350°F (175°C) and bake for about 10-15 minutes, just until heated through. You may want to cover it with foil to retain moisture as it warms.

Serving Suggestions

This oatmeal bake shines on its own, but adding toppings can elevate your breakfast experience. Consider serving it with a dollop of Greek yogurt or a splash of almond milk. For a touch of indulgence, drizzle maple syrup or honey over the top right before serving. Fresh fruit, such as sliced bananas or berries, can also provide a refreshing contrast to the warm, baked flavors.

If you enjoy a hint of crunch, a sprinkle of granola just before serving can add a delightful texture. Experiment with spices as well; a hint of cardamom or ginger can introduce a wonderful aromatic element that complements the apple and cinnamon beautifully. Personalizing each serving allows everyone to enjoy this dish according to their tastes.

Questions About Recipes

→ Can I use instant oats instead?

It's best to use rolled oats for this recipe, as instant oats can become mushy when baked.

→ How can I store leftovers?

Store any leftovers in an airtight container in the refrigerator for up to 5 days. You can reheat individual portions in the microwave.

→ Can I freeze this oatmeal bake?

Yes! You can freeze it before baking or after. Just ensure it's well-wrapped. Bake from frozen, adding a few extra minutes to the cooking time.

→ What can I substitute for eggs?

You can use a flaxseed meal (1 tablespoon of flaxseed mixed with 2.5 tablespoons of water) or applesauce (1/4 cup per egg) as a substitute.