25-Minute Peanut Butter Banana Baked Oatmeal with Chocolate

5 from 6 votes
This baked oatmeal is sweet and comforting. It's vegan and gluten-free! Made with rolled oats, mashed bananas, peanut butter and chocolate chips. It feeds a crowd and can be meal prepped to enjoy through the week.
Prep Time: 10 minutes
Cook Time: 25 minutes
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Feb 5, 2022 (Last updated May 11, 2026) by Hannah Sunderani

This wholesome Peanut Butter Banana Baked Oatmeal is rich and delicious! Made with old fashioned oats, mashed bananas, and creamy peanut butter. Topped with chocolate chips and baked until soft and cake-like in texture! It’s vegan, gluten-free, whole foods breakfast perfect for busy mornings or a quick and easy meal prep. All you need is a few simple ingredients for this delectable baked oatmeal the whole family will love.

Chocolate Chip Banana Baked Oatmeal
This post is sponsored by One Degree Organic Foods
Hannah’s hot take

Why You’ll Love My Recipe

This is a great meal-prep recipe that uses simple and wholesome ingredients for a plant-based breakfast recipe that your family will love! My recipe uses a combination of banana, natural peanut butter, and chocolate chips for the perfect trio in this oatmeal bake. Entirely vegan (no eggs!) and gluten-free.

So, if your family is transitioning to a plant-based diet, or simply trying to eat more vegan breakfast recipes, this baked oatmeal recipe is the perfect place to start.

Hannah xx

Chocolate Chip Banana Baked Oatmeal

Ingredient Notes

This satisfying breakfast bake requires just 10 wholesome ingredients, many of which are likely already in your home pantry. 

  • Rolled oats: For baked oatmeal, I recommend using rolled oats. This variety of oat is very popular for it’s chewy, soft texture, and creamy consistency. I recipe tested using quick oats, but they turned out more mushy than cakey; which is why I prefer the rolled oats for this recipe.
  • Peanut butter – Creamy, natural peanut butter adds a delicious, nutty flavour that perfectly complements the chocolate and banana in this great recipe. It also binds the recipe together without the need for additional coconut oil and is naturally oil-free. If you’d like, swap in another nut butter such as almond butter or sunflower seed butter if your family is nut-free. 
  • Mashed Bananas – Spotty brown bananas are best for their natural sweetness. Avoid using frozen bananas as these are quite wet in texture. I recipe tested with them and it made these baked oats too wet.
  • Almond milk – My favourite non-dairy milk is almond milk because I can make it easily at home and it’s just as rich and creamy as traditional cow’s milk. Use any milk of choice – soy milk, coconut milk, cashew milk, and oat milk all work great!
  • Ground flax – Ground flax seeds make an excellent vegan egg-replacer. If you’re out of flax, substitute with an equal amount of ground chia seeds. 
  • Semi-sweet chocolate chips – If you are vegan, keep in mind that not all chocolate chips are vegan-friendly. Most chocolate that’s 70% dark or higher is what I like to call “accidentally vegan,” especially if it’s a quality brand using pure ingredients.

For the full measurements and recipe instructions, scroll down to the recipe card at the bottom of this post. 

How to Make Peanut Butter Banana Baked Oatmeal with Chocolate Chips

This oatmeal bake is as easy as it gets! Anyone can make this simple recipe; here’s what to do:

Watch the how-to Video:

I hope you love this chocolate chip banana baked oatmeal as much as I do! If you do make this recipe, please let me know in the comments below what you think and check out The Two Spoons App for more wholesome vegan recipes like this! I truly love hearing from you, and I’m always here to answer any questions you might have. 

And of course, tag me on Instagram with your pictures using the hashtag #twospoons. Nothing makes me happier than to see your recreations. 

chocolate chip baked banana oatmeal

25-Minute Peanut Butter Banana Baked Oatmeal with Chocolate

5 from 6 votes
This baked oatmeal is sweet and comforting. It's vegan and gluten-free! Made with rolled oats, mashed bananas, peanut butter and chocolate chips. It feeds a crowd and can be meal prepped to enjoy through the week.
Chocolate Chip Banana Baked Oatmeal
Prep Time 10 minutes
Cook Time 25 minutes
Serves 8 people

Ingredients

Dry Ingredients

Wet ingredients

  • 2 medium bananas , mashed (3/4 cup mashed)
  • 1 tsp pure vanilla extract
  • 2 cups almond milk
  • 1/3 cup maple syrup
  • 1/4 cup peanut butter

The rest

Instructions

  • Preheat oven to 375F/190C. In a rectangular 8×11-inch baking dish, add the oats, ground flax, baking powder, cinnamon, and salt. Mix together.
  • Add the wet ingredients: mashed banana, vanilla, almond milk, maple syrup and peanut butter. Whisk with a fork to combine everything.
  • Sprinkle with chocolate chips and bake for 25 to 30 minutes, until the edges are lightly brown and the mixture is set. Let cool for 10 minutes before cutting into slices and serving, or allow to cool completely. Optional to drizzle with more peanut butter and sliced banana for serving.

Watch The Video

Notes

This recipe will keep for up to 5 days. Store in an air-tight container in the refrigerator. Alternatively, cover the baking dish with plastic wrap and refrigerate.
Be sure that the banana baked oatmeal has cooled completely before storing. To re-heat, pop in the microwave in 30 second increments for 1 to 2 minutes. This recipe is also delicious cold.
This recipe can be frozen. Let the bake cool completely, cut and store the individual pieces in air-tight containers.
To reheat from frozen: microwave at 30 second intervals for 1 to 2 minutes. You can also freeze the entire bake (uncut) to re-heat for later. Cover the top in tinfoil and reheat at 350F for 20 to 25 minutes.

Approvals

Nutrition

Calories: 251kcal | Carbohydrates: 36g | Protein: 6g | Fat: 10g | Saturated Fat: 3g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 4g | Trans Fat: 1g | Cholesterol: 1mg | Sodium: 196mg | Potassium: 421mg | Fiber: 5g | Sugar: 16g | Vitamin A: 23IU | Vitamin C: 3mg | Calcium: 160mg | Iron: 2mg
DID YOU

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and hashtag it #twospoons

MAKE THIS?

See more step-by-step instructions by visiting the recipe story here!

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  1. Can I substitute chia seeds for the flax seeds, if so should I grind them, and same amount?

    • Hi Denise! Flaxseeds and chia seeds can be used interchangeably! So yes, you can definitely use 2 tbsp ground chia seeds for this recipe (I often do this myself!).

  2. This is by far the best baked oatmeal recipe i have had. I am usually not a fan of baked oatmeal but this is a game changer. This is something I will make often.

  3. This looks delicious and I’m planning on making it but can oat milk be used instead of almond milk?

    • Hi Stacey! Great question! Yes, you can substitute with any plant-milk of choice. Oat milk would be delicious in this recipe. I will mention though that oat milk is slightly sweet so it might make your bake slightly sweeter than my version. But delicious nonetheless!

  4. I made this for my 2.5 year old who has a dairy protein allergy. She asked for a second helping!