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Healthy Baked Oatmeal: Peanut Butter Banana

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There are reasons that healthy baked oatmeal recipes like this peanut butter banana baked oatmeal keep finding their way to my site. I LOVE BAKED OATMEAL! And you should too. Why?

  • Easy: cook once, eat many times. My favorite cooking motto and the best way to maximize your time in the kitchen!
  • Nutritious: wholesome oats are turned into a complete meal with filling peanut butter and flavorful bananas.
  • Meal prep: this bananaoatmeal can be packed up and taken on-the-go, or just taken out of the refrigerator and heated up at home. Either way it’s an easy and filling way to start the day.

The peanut butter and banana flavor combo doesn’t hurt either. It’s a match made in peanut butter baked oatmeal heaven.

overhead shot healthy baked oatmeal

How to Make Healthy Peanut Butter Banana Baked Oatmeal

Let me show you how to make healthy peanut butter banana baked oatmeal! But first, can I let you in on a little secret? One of the reasons I love baked oatmeal is because it’s a breakfast time-saver! I know it may seem like it takes more time, but hear me out.

Instead of making oatmeal each day in a pot and then pulling out all of the toppings, this peanut butter banana baked oatmeal takes combines oatmeal, banana, peanut butter, eggs, milk, and a touch of sugar in one pan. Once it bakes, you’ve got six hearty servings of healthy baked oats.

It’s perfect if you like to meal prep have something ready-to-go for busy mornings, or if you pack your breakfast for the office. And if you’re serving a crowd? Oatmeal with peanut butter and banana is a great option.

healthy baked oatmeal wet ingredients

First whisk together the wet ingredients.

healthy baked oatmeal wet ingredients with oats

Mix in the oats to the wet ingredients.

healthy baked oatmeal before baking

Pour mixture into a prepared baking dish (see my favorite one below) and then dot with butter, brown sugar, and chopped peanuts.

How to Make Baked Oatmeal Healthy?

It’s easy to make baked oatmeal healthy! Oatmeal on its own is a really nutritious ingredient – full of protein, fiber, and whole grains.

So we’re already off to a good start. And then we’re going to add in extras:

  • Protein: peanut butter, eggs, milk. This will help keep us full and satisfied!
  • Flavor/energy/sweetness: bananas (if you’re looking for healthy overripe banana recipes, this is a perfect one!) and a touch of sugar and syrup.
healthy baked oatmeal with a bite out if it

More Easy Healthy Baked Oatmeal Recipes:

Don’t make me choose the best baked oatmeal recipe! Here are a few other healthy baked oatmeal with fruit recipes that are our favorites.

Tools to Make Peanut Butter Banana Baked Oatmeal:

  • Le Creuset Baking Dish – This baking dish is surprisingly affordable and I’ve had mine for YEARS. The surface is relatively non-stick and cleans up really easily.
  • Glass Mixing Bowls – My favorite glass nesting bowls.
peanut butter banana baked oatmeal - pinterest

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Healthy Baked Oatmeal: Peanut Butter Banana

  • Author: Emily Dingmann
  • Prep Time: 10 minutes
  • Cook Time: 35 minutes
  • Total Time: 45 minutes
  • Yield: 6 servings 1x
  • Category: Breakfast
  • Method: Bake
  • Cuisine: American
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Healthy baked oatmeal is an EASY, nutritious and filling breakfast! This peanut butter banana baked oatmeal recipe is packed with protein and fiber.


  • 2 cup old fashioned oats
  • 1 tsp. baking powder
  • pinch of salt
  • 3 bananas, mashed (ripe!)
  • 1/4 cup peanut butter
  • 1/2 cup milk
  • 3 eggs
  • 1 tsp. vanilla
  • 2 Tbsp. maple syrup
  • 2 Tbsp. butter
  • 1/4 cup brown sugar
  • 1/4 cup chopped peanuts


  1. Pre-heat oven to 375 degrees F.
  2. Stir together dry ingredients: oats, baking powder and salt. Set aside.
  3. Stir together wet ingredients: banana, peanut butter, milk, eggs, vanilla and maple syrup.
  4. Lightly grease 8×8 inch baking dish with butter or line with parchment paper.
  5. Mix together wet ingredients into dry ingredients.
  6. Pour into baking dish and dot with butter and sprinkle with brown sugar and peanuts.
  7. Bake for 30-40 minutes, until golden brown. 35 minutes was just right in my oven.

Keywords: healthy baked oatmeal

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