Breakfast / Apple Baked Oatmeal

Apple Baked Oatmeal

Published October 30, 2025

A very cosy way to start the day, this apple baked oatmeal is packed with fruit, with both applesauce and fresh apples. Made with wholesome ingredients for breakfast, it's also gluten-free and dairy-free.

Yield: 8

Prep time: 10 minutes

Total time: 45 minutes

Woman's hands placing red baking dish with baked oatmeal on a table.

A weekend version of porridge, if you will – apple baked oatmeal is a real treat of a breakfast and doesn’t need any more hands-on time than stove top apple porridge. If you’ve never had baked oatmeal, it’s rolled oats mixed with sweetener (maple syrup in this case), milk, eggs, spices, and fruit before baking up into a kind of oat cake. It’s delicious and makes a lot. Leftovers store well!

This is adapted from Sophie’s pear baked oatmeal recipe (which is vegan, if you’d like an egg-free option).

Recipe Rundown: Apple Baked Oatmeal

  • Texture: kind of like a softer granola bar. Baked oatmeal has a lot of bite left in the oats, more than stove top porridge, and cuts into squares. The base is softer than the top.
  • Flavour: very apple forward, with the spices and maple syrup coming through. It’s like apple pie baked oatmeal.
  • Difficulty: pretty easy. Core and chop the apples, mix everything in one bowl, and bake right away.

Ingredients

Apple baked oatmeal ingredients with labels.
  • Apples: choose a good balanced eating apple, like Boskoop or Elstar. You want something that keeps its form well when baked.
  • Oats: quick-cook oats don’t work here – they’re soggy and unpleasant. You must use rolled oats for the best results. I think extra-thick rolled oats would be fine, if a bit toothier. If this needs to be strictly gluten-free for celiacs, use certified gluten-free oats.
  • Eggs: large eggs, at room temperature for the best results. This recipe doesn’t have a sub for eggs and I recommend using a vegan-specific recipe if needed.
  • Maple syrup: go for the darkest syrup you can find – it has the strongest flavour. Use honey as a good alternative but note that honey is quite a bit sweeter than maple syrup, so the oatmeal will be sweeter.
  • Coconut oil: I haven’t tested this but it should be fine with melted butter (vegan or dairy) in place of the coconut oil. I wouldn’t recommend using an oil that’s liquid at room temperature.
  • Applesauce: this should be unsweetened applesauce, homemade or store bought. Sweetened will make the oatmeal too sweet.

For some more apple breakfast recipes, try my traditional German apple pancake, apple banana smoothie, and gluten-free apple crumble bars.

Step by Step Photos

I did have a photo showing the mixture in a bowl, but it looks the same as it does in the baking dish – you can see here how it should look before baking.

Baked oatmeal steps 1 and 2, before and after baking.

Step 1: mix everything in a large bowl and transfer to a baking dish.

Step 2: bake until lightly golden and firm to the touch.


How to Store

Storage: transfer to a sealed container and refrigerate up to five days. To reheat, place a square in a small pot with a splash of milk (to prevent sticking) and heat over low until warmed through. Baked oatmeal shouldn’t be refrigerated before baking.

Freezing: transfer fully cooled baked oatmeal to an airtight container and freeze up to three months. Thaw in the refrigerator overnight and reheat. Individual portions freeze well for a make-ahead breakfast option.

Expert Tips

  • Bake right away: the oats will soak up too much of the liquid if the oatmeal isn’t baked right after mixing, and it makes for an unpleasant final texture.
  • Sweeten to taste: I find this fairly sweet (probably because I usually eat unsweetened porridge) and you can reduce the maple syrup, but note that it will be on the dry side with less.
  • Make oatmeal cups: grease a 12-cup muffin tin and fill the cups right to the top with the baked oatmeal mixture. Bake for 30 minutes.

More Oat Recipes

Olive Oil Granola
Banana Porridge
Oatmeal Breakfast Brownies
Peanut Butter Banana Oatmeal Cookies

If you make this Baked Apple Oatmeal recipe or any other vegetarian breakfast recipes on Occasionally Eggs, please take a moment to rate the recipe and leave a comment below. It’s such a help to others who want to try the recipe. For more OE, follow along on InstagramFacebook, and Pinterest, purchase the Occasionally Eggs cookbook, or subscribe for new posts via email.

Woman's hands placing red baking dish with baked oatmeal on a table.
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Apple Baked Oatmeal

Prep Time: 10 minutes
Cook Time: 35 minutes
Total Time: 45 minutes
Servings: 8
Print Recipe

Description

A very cosy way to start the day, this apple baked oatmeal is packed with fruit, with both applesauce and fresh apples. Made with wholesome ingredients for breakfast, it's also gluten-free and dairy-free.

Ingredients

  • 2 large eggs
  • 400 ml (1 ⅔ cups) non-dairy milk or any milk type
  • 120 ml (½ cup) maple syrup
  • 100 grams (⅓ cup) unsweetened applesauce
  • 60 grams (¼ cup) coconut oil melted and cooled to room temperature
  • 2 teaspoons vanilla extract
  • 250 grams (3 cups) rolled oats
  • 1 teaspoon baking powder
  • 2 teaspoons cinnamon
  • ½ teaspoon nutmeg preferably freshly ground
  • ¼ teaspoon sea salt
  • 1 large apple, cored and diced about 250 grams

Instructions

  • Preheat the oven to 180°C (350°F). Lightly grease an approximately 28×18 cm (11×7 in.) or 22cm (9 in.) square baking dish with coconut oil.
  • In a large mixing bowl, whisk the eggs until foamy. Add the milk, maple syrup, coconut oil, and vanilla. Whisk to combine.
    2 large eggs, 400 ml (1 ⅔ cups) non-dairy milk, 120 ml (½ cup) maple syrup, 100 grams (⅓ cup) unsweetened applesauce, 60 grams (¼ cup) coconut oil, 2 teaspoons vanilla extract
  • Stir in the oats, baking powder (sift if necessary to remove clumps), cinnamon, nutmeg, salt, and diced apple to incorporate. You can't over-mix this.
    250 grams (3 cups) rolled oats, 1 teaspoon baking powder, 2 teaspoons cinnamon, ½ teaspoon nutmeg, ¼ teaspoon sea salt, 1 large apple, cored and diced
  • Pour the oat mixture into the prepared baking dish. Bake for 30-35 minutes, until the top is golden and the centre of the dish is just about set. If you prefer a firmer baked oatmeal, bake until the centre is fully set and just firm to the touch.
  • Cool for five minutes before slicing and serving. Leftovers can be refrigerated in a tightly sealed container for up to five days.

Notes

Storage: transfer to a sealed container and refrigerate up to five days. To reheat, place a square in a small pot with a splash of milk (to prevent sticking) and heat over low until warmed through. Baked oatmeal shouldn’t be refrigerated before baking.
Freezing: transfer fully cooled baked oatmeal to an airtight container and freeze up to three months. Thaw in the refrigerator overnight and reheat. Individual portions freeze well for a make-ahead breakfast option.
Make oatmeal cups: grease a 12-cup muffin tin and fill the cups right to the top with the baked oatmeal mixture. Bake for 30 minutes.
Sweeten to taste: I find this fairly sweet (probably because I usually eat unsweetened porridge) and you can reduce the maple syrup, but note that it will be on the dry side with less.
Oats: quick-cook oats don’t work here – they’re soggy and unpleasant. You must use rolled oats for the best results. I think extra-thick rolled oats would be fine, if a bit toothier. If this needs to be strictly gluten-free for celiacs, use certified gluten-free oats.

Nutrition

Serving: 1 | Calories: 297kcal | Carbohydrates: 42g | Protein: 7g | Fat: 12g | Saturated Fat: 7g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 2g | Trans Fat: 0.01g | Cholesterol: 47mg | Sodium: 169mg | Potassium: 285mg | Fiber: 5g | Sugar: 17g | Vitamin A: 196IU | Vitamin C: 2mg | Calcium: 147mg | Iron: 2mg

Nutrition is provided as a courtesy and is an estimate. If this information is important to you, please have it verified independently.

About Alexandra Daum

Alexandra Daum is a professional recipe developer, food photographer, and cookbook author. She started sharing carefully tested vegetarian recipes in 2014 and has since published hundreds of recipes with seasonal ingredients and whole grains as the focus. Her work has been featured on CTV, in House & Home and Chatelaine, on popular websites like Buzzfeed and Best Health, and in countless other publications.

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