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One Pan Baked Oatmeal

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| 30 minutes
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Start your day right with one-pan baked oatmeal. Versatile, nutritious, and easy to make-ahead. Perfect for breakfast or brunch!
One Pan Baked Oatmeal with Bananas, Raspberries, Blueberries and Strawberries
One-pan baked oatmeal, popularized on TikTok, offers a modern twist on a traditional breakfast favorite. This convenient dish combines ripe bananas, oats, chia seeds, almond milk, and mixed berries, baked to perfection in a single pan. Enjoyed for its simplicity, adaptability, and make-ahead convenience, it’s a wholesome breakfast option perfect for busy mornings or leisurely brunches.

Why You’ll Like It

  • Easy Cleanup: Only one baking dish and minimal utensils are required.
  • Quick Preparation: Ready for the oven in minutes, perfect for busy mornings.
  • Healthy Ingredients: Ripe bananas add natural sweetness, oats provide fiber and protein, chia seeds offer omega-3 fatty acids and minerals, and berries contribute antioxidants.
  • Versatility: Use any type of milk and fruits you prefer.
  • Delicious Flavor: Cinnamon and lemon zest enhance the taste of the oatmeal.
One Pan Baked Oatmeal with Bananas, Raspberries, Blueberries and Strawberries

One Pan Baked Oatmeal Recipe

  • Dairy Free Recipes Icon
  • Gluten Free Recipes Icon
  • Vegan Recipes Icon
  • Vegetarian Recipes Icon
Servings 6 people
Prep Time 5 minutes
Cook Time 25 minutes
Total Time 30 minutes


Start your day right with one-pan baked oatmeal. Versatile, nutritious, and easy to make-ahead. Perfect for breakfast or brunch!


  • Rectangular ceramic 8×11 baking dish


  • 2 ripe bananas
  • 2 cups rolled oats
  • 2 tablespoons chia seeds
  • 2 cups almond milk
  • 2 cups frozen mixed berries
  • ½ teaspoon cinnamon
  • Zest of half a lemon
  • Maple syrup for serving optional


What You'll Need For The One Pan Baked Oatmeal

  • Preheat your oven to 350°F (175°C).
  • Lightly coat an 8×11 baking dish with nonstick cooking spray.

How To Make One Pan Baked Oatmeal?

  • Mash two ripe bananas in a baking dish.
  • Add the rolled oats on top.
  • Sprinkle the chia seeds on top.
  • Pour the milk over the other ingredients and stir to combine.
  • Add the frozen berries, cinnamon, and lemon zest on top and pop it in the preheated oven.
  • Bake in the preheated oven for about 25 minutes – you'll know it's ready when the oats have thickened, and the liquid is fully absorbed.

How to Serve One Pan Baked Oatmeal?

  • Once baked, serve the oatmeal hot, optionally drizzling with maple syrup.
Store any leftover oatmeal tightly covered with plastic wrap or in an airtight container for up to 4 days.
Reheat leftovers in the microwave or oven until warmed through before serving.

Tips & Tricks

  1. Spray the baking dish: Ensure easy cleanup by spraying the baking dish before adding ingredients.
  2. Quick microwave option: If you’re short on time, microwave the dish on high for 2-3 minutes instead of baking.
  3. Quick airfryer option: Preheat air fryer to 350°F (175°C), prepare oatmeal mixture, transfer to greased dish, air fry at 350°F (175°C) for 15-20 minutes until set and golden brown. Enjoy warm
  4. Use overripe bananas: Riper bananas provide natural sweetness, perfect for this recipe.
  5. Double the recipe for brunch: Easily scale up the recipe for larger gatherings by using a bigger baking dish.

Ingredient Substitutions & Variations

  • Switch out chia seeds: Try ground chia seeds or flaxseeds if you prefer, or omit them altogether.
  • Use Oath Overnight Oats: Replace rolled oats with Oath Overnight Oats for added convenience and flavor options.
  • Use any fruit: While frozen berries are convenient, feel free to use any fresh or frozen fruit you prefer.
  • Add nuts & spices: Experiment with ground ginger, nutmeg, or cloves to enhance flavor.  Use nuts for extra crunch. Swirl in a spoonful of almond butter, peanut butter, or cashew butter for added richness and flavor.
  • Add protein: Boost the protein content by stirring in a scoop of protein powder or adding a dollop of Greek yogurt on top before serving.
  • Toppings: Get creative with toppings like coconut flakes, sliced almonds, or a sprinkle of granola for extra crunch and texture.
  • Try different kinds of milk: Experiment with using different liquids such as coconut milk, oat milk, or even apple juice for a unique flavor.

Storing and Make Ahead Suggestions

  • Storage and Reheating: Store baked oatmeal in the baking dish covered with plastic wrap or aluminum foil in the fridge. Alternatively, portion it out into individual servings for convenience. Reheat by microwaving for a couple of minutes or warming in the oven.
  • Shelf Life: Baked oatmeal can last 3-4 days in the refrigerator when properly covered.
  • Freezing Instructions: Yes, you can freeze baked oatmeal for up to two months. Allow it to cool completely, then store in a freezer-safe container or bag. Thaw overnight in the fridge before reheating.
  • Make Ahead Tips: you can make baked banana oatmeal ahead of time by preparing the oatmeal mixture according to the recipe instructions, covering the baking dish tightly, and refrigerating it for up to 24 hours before baking. When ready to serve, simply preheat your oven, bake the oatmeal until set and golden brown, and allow it to cool slightly before enjoying. This make-ahead option saves time in the morning and ensures you have a delicious and nutritious breakfast ready to enjoy with minimal effort.

How To Serve The One Pan Baked Oatmeal

One-pan baked oatmeal is a versatile dish that can be enjoyed for breakfast, brunch, or even as a healthy snack. It provides a hearty and nutritious option to start your day, offering a balance of complex carbohydrates, fiber, and natural sweetness from the bananas and berries. With its make-ahead potential, it’s perfect for busy mornings when you need a quick and satisfying meal. Additionally, it’s a great option for serving guests during a leisurely brunch or as a wholesome treat any time of day. Whether enjoyed on its own or paired with your favorite toppings like Greek yogurt, nuts, or fresh fruit, one-pan baked oatmeal is sure to delight your taste buds and keep you feeling energized throughout the day.

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