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Add your favorite protein powder to this baked oatmeal and make a delicious breakfast with more than 15g of protein per serving.

Baked Protein Oats
If baked oatmeal was already a terrific breakfast idea, wait to try these epic baked protein oats! My cranberry baked oatmeal has become a favorite beyond Thanksgiving, so I decided to add a protein boost.
Using vanilla protein powder for cooking is an easy way to add your favorite meals extra nutrition that will keep bellies full longer. I use it for protein pancakes and cookies, and it’s always a hit!
With this easy recipe, you can enjoy an epic morning meal with the health benefits of oats, added nutrition from protein powder, and the deliciousness of fruit. Oh! And you can get all this by spending only 5 minutes in the kitchen. That’s a winning recipe for me!
Ingredients
The simplicity of the ingredients is another reason to love this protein baked oatmeal! You’ll find the amounts in the printable recipe card, but first, check what you need and why:
- Milk: use your favorite regular or non-dairy milk.
- Eggs: help the batter rise and bind the ingredients.
- Honey: to make this baked oatmeal slightly sweet.
- Butter or coconut oil: for moisture.
- Vanilla: make it taste like a cake!
- Old-fashioned oats: the kind of oat that holds its texture better in the oven.
- Vanilla protein powder: your favorite!
- Salt: a little is enough to enhance all the flavors.
- Berries: use your favorite berry or a mix!
Best Protein to Use for Baked Oatmeal
The best protein powder for baked oatmeal is the one you like the most to give this breakfast a tasty flavor your family loves. My favorite for this recipe is vanilla protein, and I use both whey and plant-based, depending on what I have on hand!
How to Make High-Protein Baked Oatmeal
All you have to do to make these baked protein oats is mix ingredients and bake! 100% effortless! Check out the steps and cooking tips for success:
- Prep
Before start cooking, preheat the oven and spray a baking dish. - Combine
First, combine milk, eggs, honey, butter, and vanilla in a bowl. Then, add the protein powder and mix. Finally, the oats and salt. Follow this order to ensure the protein powder is evenly distributed and absorbed. - Transfer
Transfer the mix to the baking dish and add the berries on top. If some berries sink, that’s perfectly fine! - Bake
Bake it for about 35 minutes until the center is no longer wet and the oat mixture has been set. - Serve
Allow baked protein oats to cool down a few minutes before serving and adding your favorite toppings.

Using quick oats
Using quick-cooking oats (instant) when making this baked oatmeal without adjusting the liquid will yield a softer, sometimes gooier baked oatmeal.
Knowing When Baked Oatmeal Is Done
When baked to 375F, this protein oatmeal is ready after 35 minutes, but not all ovens are the same! You’ll know baked oatmeal is done when the center is no longer wet and you see the oat mixture has been set.
Flavor Mix-Ins for Protein Baked Oats
Adding extra flavor to your protein baked oatmeal is as easy as stirring mix-ins in the batter. Here are some delicious ideas:
- Chocolate chips
- Brown sugar
- Cinnamon
- Dried cranberries
- Blueberries
- Sliced strawberries
- Sliced banana
- Diced pears
- Diced apples
Storing Leftovers
Whether you make this recipe ahead or have leftovers, baked protein oats can be refrigerated for up to 4 days. Reheat in the microwave for about one minute, adding a little milk if you want your oats a little less thicker.
More High-Protein Breakfast Recipes
Adding protein to your breakfast is a smart move for extra nutrition without extra work! My favorite high-protein breakfasts are cottage cheese pancakes, oatmeal protein cookies, and breakfast burritos. And you should definitely try this chocolate smoothie bowl with 25 g of protein per serving!
Protein Baked Oatmeal

Ingredients
- 2 cups milk, any
- 2 eggs
- 2 tablespoons honey
- 1 tablespoon butter or coconut oil, melted
- 1 teaspoon vanilla
- 2 cups old-fashioned oats
- ½ cup vanilla protein powder
- ½ teaspoon salt
- 1 cup berries, your favorite
Instructions
Prep:
- Preheat the oven to 375F and spray an 8-inch or 9-inch baking dish.
- In a large bowl, combine the milk, eggs, honey, butter, and vanilla. Add the protein powder and mix. Add the oats and salt and combine the mixture into a thick batter. Combining the ingredients in this order ensures the even distribution and absorption of the protein powder.
- Pour the oat batter into the prepared baking dish. Distribute the berries on top. Some will sink during baking, that's ok!
Bake:
- Bake in the preheated oven for 35 minutes, a little longer if using a smaller (8-inch) pan. When the center is no longer wet, and the oat mixture has been set, remove it from the oven.
Serve:
- Once the baked oatmeal has cooled down for 5 minutes, slice a square or spoon some of it into a plate. Serve topped with yogurt, additional berries, or a drizzle of nut butter.






Joan says
This protein baked oatmeal was incredible
Regina says
What is the serving size? I’d like to know how much protein and calories per serving. I just put it in the oven in an 8×8 pan.
Thanks!
Laura Fuentes says
The serving size is 1/6 of the pan. The nutritional information is in the recipe card.
Tiffany says
Love this protein baked oatmeal for a nutritious start to my day!