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Overhead view of a square baking dish containing baked oatmeal.
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5 from 14 votes

One Pan Baked Oatmeal

This easy one pan baked oatmeal requires just 7 simple ingredients and comes together in one baking dish! It's the perfect no-fuss breakfast for busy mornings.
Prep Time5 minutes
Cook Time25 minutes
Total Time30 minutes
Course: Breakast
Cuisine: American
Keyword: one pan baked oatmeal
Servings: 6


  • 2 medium ripe bananas
  • 2 cups old fashioned rolled oats
  • 1 Tablespoon chia seeds
  • Sprinkle of cinnamon
  • 1 cup almond milk or any milk of choice
  • 2 cups frozen berries I used a mixed berry blend with strawberries, blueberries and raspberries and evenly distributed them.
  • 2 Tablespoons unsweetened shredded coconut
  • Toppings: drizzle of maple syrup drizzle of nut butter, etc


  • Preheat oven to 350ºF and spray an 8x8 baking dish with cooking spray.
    A greased square baking dish.
  • Mash bananas in the baking dish.
    A fork mashing a banana in a square baking dish.
  • Add oats, chia seeds and cinnamon.
    Chia seeds and cinnamon added to square baking dish.
  • Add milk and stir to combine.
    One pan baked oatmeal ingredients in a square baking dish.
  • Top with frozen berries and shredded coconut.
    Shredded coconut sprinkled over top of berry oatmeal mixture in square baking dish.
  • Bake for 25-30 minutes until the top is nicely golden.
    One pan baked oatmeal with berries and coconut flakes in a square baking dish.
  • Remove from the oven and let cool for a few minutes. Portion into 6 pieces and serve with a drizzle of maple syrup and nut butter.


Serving: 1/6 slice | Calories: 211kcal | Carbohydrates: 37g | Protein: 6g | Fat: 5g | Saturated Fat: 1g | Polyunsaturated Fat: 1g | Sodium: 37mg | Potassium: 297mg | Fiber: 7g | Sugar: 9g