Peanut Butter Baked Oatmeal

Introduction

Peanut Butter Baked Oatmeal is a wholesome and satisfying breakfast that combines the rich, nutty flavor of peanut butter with the comforting texture of baked oats. This dish delivers a warm, hearty start to the day, offering a perfect balance of sweetness and protein-packed goodness. Whether enjoyed fresh from the oven or as a make-ahead meal, it’s a delicious and nutritious way to fuel your morning.

I make this dish, and the scent of peanut butter and oats fills the kitchen, wrapping me in a cozy embrace. As the oatmeal bakes, it transforms into a golden, slightly crisp texture on top while remaining soft and tender inside. I take it out of the oven, letting the warm aroma settle before slicing into the perfectly baked layers. Every bite delivers a satisfying mix of creamy peanut butter and hearty oats, making it a breakfast worth savoring.

What makes this recipe even better is its versatility. I can stir in chocolate chips, sliced bananas, or a drizzle of honey to enhance the flavors. Peanut Butter Baked Oatmeal isn’t just a meal; it’s a comforting experience that brings warmth, nourishment, and a little indulgence to every morning.

Perfect for:

  • A high-protein, fiber-rich breakfast
  • Meal prepping for the week
  • A satisfying post-workout snack
  • A quick and healthy option for busy mornings
  • A warm and comforting brunch dish

Why You will Love The Peanut Butter Baked Oatmeal

Peanut Butter Baked Oatmeal stands out because it:

  • Provides Lasting Energy: This baked oatmeal is packed with fiber-rich oats and protein from peanut butter, keeping you full and energized for hours. It’s an excellent way to start the day or refuel after a workout.
  • Requires Minimal Effort: No need for constant stirring or complicated steps—just mix the ingredients in one bowl, pour them into a baking dish, and let the oven do the work.
  • Offers Customizable Add-Ins: Whether you prefer chocolate chips, fresh fruit, chopped nuts, or a drizzle of honey, this recipe is easy to adjust to your taste. You can even make it dairy-free or gluten-free with simple swaps.
  • Stores Well for Meal Prep: Make a batch ahead of time and enjoy a quick, nutritious breakfast all week. It reheats beautifully, making busy mornings much easier.
  • Delivers a Perfect Texture: Soft, slightly chewy, and packed with peanut butter flavor, this baked oatmeal is a satisfying alternative to traditional oatmeal. It’s hearty enough to eat on its own but pairs well with yogurt, fruit, or an extra drizzle of peanut butter.

Preparation and Baking Time

  • Total Time: 40 minutes
  • Preparation Time: 10 minutes
  • Baking Time: 30 minutes
  • Servings: 6–8
  • Calories per serving: Approximately 250–300
  • Key Nutrients: Protein: 10g, Fiber: 4g, Healthy Fats: 12g

Ingredients

Base Ingredients:

  • 2 cups rolled oats
  • 1 teaspoon baking powder
  • ½ teaspoon cinnamon
  • ¼ teaspoon salt
  • 1 cup milk (dairy or non-dairy)
  • 2 large eggs
  • ½ cup peanut butter (smooth or crunchy)
  • ¼ cup maple syrup or honey
  • 1 teaspoon vanilla extract

Optional Add-Ins:

  • ½ cup chocolate chips
  • ½ cup chopped nuts (walnuts, pecans, or almonds)
  • ½ cup sliced bananas or berries
  • 1 tablespoon chia or flaxseeds

Ingredient Highlights

  • Oats: Provide fiber, keeping you full and energized.
  • Peanut Butter: Adds protein, healthy fats, and a rich nutty taste.
  • Maple Syrup/Honey: Naturally sweetens without refined sugar.
  • Eggs: Help bind the oatmeal and add extra protein.

Step-by-Step Instructions

Prepare the Batter:

  1. Preheat the Oven: Set your oven to 350°F (175°C). Grease an 8×8-inch baking dish or line it with parchment paper.
  2. Mix Dry Ingredients: In a large bowl, combine rolled oats, baking powder, cinnamon, and salt.
  3. Whisk Wet Ingredients: In another bowl, whisk together the milk, eggs, peanut butter, maple syrup, and vanilla extract until smooth.

Combine and Bake:

  1. Mix the Batter: Pour the wet ingredients into the dry ingredients and stir until fully combined.
  2. Fold in Add-Ins (Optional): Stir in chocolate chips, nuts, or fruit if using.
  3. Transfer to Baking Dish: Pour the batter into the prepared baking dish and spread evenly.
  4. Bake: Place in the oven and bake for 30 minutes or until the top is golden and the center is set.

Cool and Serve:

  1. Cool Slightly: Let the baked oatmeal rest for 5–10 minutes before slicing.
  2. Serve Warm or Cold: Enjoy fresh from the oven or refrigerate for later.

How to Serve the Peanut Butter Baked Oatmeal

Enjoy Peanut Butter Baked Oatmeal in different ways:

  • Straight from the Oven: Serve warm for a comforting breakfast.
  • With Yogurt or Milk: Pour milk over a slice or top with Greek yogurt for extra protein.
  • As a Grab-and-Go Bar: Slice into squares and eat on the run.
  • Drizzled with Extra Peanut Butter: Add more nut butter for richness.
  • With Fresh Fruit: Pair with bananas, berries, or apple slices.

Additional Tips for Peanut Butter Baked Oatmeal

  • Use natural peanut butter for the best texture and fewer added sugars.
  • If the batter seems too thick, add an extra splash of milk.
  • Store leftovers in the fridge for up to 5 days and reheat in the microwave.
  • Freeze individual slices for up to 3 months—just thaw and reheat when ready to eat.
  • Swap peanut butter for almond butter or sunflower seed butter for a nut-free version.

Recipe Variations for Peanut Butter Baked Oatmeal

  • Banana Peanut Butter: I mash 1 ripe banana into the batter for natural sweetness and a soft, moist texture. The combination of peanut butter and banana creates a classic, comforting flavor.
  • Chocolate Lover’s Oatmeal: To make this baked oatmeal taste like a dessert, I mix in a tablespoon of cocoa powder and sprinkle chocolate chips on top before baking. For an even richer taste, I sometimes drizzle melted dark chocolate over the finished dish.
  • Berry Bliss: I stir in a handful of fresh or frozen berries, such as blueberries, raspberries, or chopped strawberries, for a juicy and slightly tart contrast to the nutty oatmeal. If using frozen berries, I don’t thaw them first to prevent excess moisture.
  • Crunchy Nut Mix: For added texture, I replace half of the peanut butter with chopped nuts like walnuts, almonds, or pecans. This variation gives the oatmeal a satisfying crunch and a more complex nutty flavor.
  • Spiced Maple: To bring out warm and cozy flavors, I add a pinch of nutmeg and an extra dash of cinnamon. For sweetness, I swap out some of the honey or sugar for pure maple syrup, giving the oatmeal a deeper, caramel-like taste.

Freezing and Storage for Peanut Butter Baked Oatmeal

  • Refrigeration: After baking, I let the oatmeal cool completely to prevent excess moisture buildup. Then, I transfer it to an airtight container or cover the baking dish tightly with plastic wrap. Stored in the fridge, it stays fresh for up to 5 days, making it an excellent meal-prep option. When it’s time to eat, I reheat individual portions in the microwave for about 30 seconds or warm them in the oven at 300°F (150°C) for a few minutes until heated through. For extra moisture, I sometimes add a splash of milk before reheating.
  • Freezing: To extend its shelf life, I slice the baked oatmeal into individual portions and wrap each piece tightly in plastic wrap or foil. Then, I place the wrapped slices in a freezer-safe bag or container to prevent freezer burn. This method keeps them fresh for up to 3 months. When I’m ready to enjoy a serving, I have a few options:
  • Thaw Overnight: I transfer a portion to the fridge the night before and reheat it in the microwave or oven the next morning.
  • Microwave from Frozen: I place a frozen portion on a microwave-safe plate and heat it for 1–2 minutes, checking and stirring halfway through for even warming.
  • Oven Reheating for a Crispier Texture: If I want a slightly crispier top, I warm the frozen oatmeal in the oven at 325°F (163°C) for about 10 minutes.
  • For a delicious upgrade, I sometimes top it with yogurt, nut butter, or fresh fruit after reheating!

Special Equipment for Peanut Butter Baked Oatmeal

  • Mixing Bowls for combining ingredients
  • Whisk or Spoon for stirring the batter
  • 8×8-inch Baking Dish for even baking
  • Oven for baking to perfection

FAQ Section of Peanut Butter Baked Oatmeal

Can I make this oatmeal vegan?
Yes! Replace the eggs with flax eggs (1 tablespoon flaxseed meal + 2.5 tablespoons water per egg) and use non-dairy milk.

Can I use quick oats instead of rolled oats?
Yes, but the texture will be softer and less chewy.

How do I know when it’s done?
The top should be golden, and the center should feel firm when pressed lightly.

Can I meal prep this for the week?
Absolutely! Store portions in the fridge and reheat in seconds.

Print

Peanut Butter Baked Oatmeal

  • Author: Sarah
  • Prep Time: 10 minutes
  • Cook Time: 30 minutes baking
  • Total Time: 40 minutes
  • Yield: 68 serving 1x

Ingredients

Scale

Base Ingredients:

  • 2 cups rolled oats
  • 1 teaspoon baking powder
  • ½ teaspoon cinnamon
  • ¼ teaspoon salt
  • 1 cup milk (dairy or non-dairy)
  • 2 large eggs
  • ½ cup peanut butter (smooth or crunchy)
  • ¼ cup maple syrup or honey
  • 1 teaspoon vanilla extract

Optional Add-Ins:

  • ½ cup chocolate chips
  • ½ cup chopped nuts (walnuts, pecans, or almonds)
  • ½ cup sliced bananas or berries
  • 1 tablespoon chia or flaxseeds

Instructions

Prepare the Batter:

  1. Preheat the Oven: Set your oven to 350°F (175°C). Grease an 8×8-inch baking dish or line it with parchment paper.
  2. Mix Dry Ingredients: In a large bowl, combine rolled oats, baking powder, cinnamon, and salt.
  3. Whisk Wet Ingredients: In another bowl, whisk together the milk, eggs, peanut butter, maple syrup, and vanilla extract until smooth.

Combine and Bake:

  1. Mix the Batter: Pour the wet ingredients into the dry ingredients and stir until fully combined.
  2. Fold in Add-Ins (Optional): Stir in chocolate chips, nuts, or fruit if using.
  3. Transfer to Baking Dish: Pour the batter into the prepared baking dish and spread evenly.
  4. Bake: Place in the oven and bake for 30 minutes or until the top is golden and the center is set.

Cool and Serve:

  1. Cool Slightly: Let the baked oatmeal rest for 5–10 minutes before slicing.
  2. Serve Warm or Cold: Enjoy fresh from the oven or refrigerate for later.

Nutrition

  • Calories: 250-300 kcal
  • Fat: 12g
  • Fiber: 4g
  • Protein: 10g

Did you make this recipe?

Share a photo and tag us — we can’t wait to see what you’ve made!

Conclusion for Peanut Butter Baked Oatmeal

Whip up Peanut Butter Baked Oatmeal and enjoy a wholesome and delicious treat that balances sweetness and nutrition. Load it with hearty oats, creamy peanut butter, and a touch of natural sweetness for a satisfying breakfast or snack. Delight kids and adults alike with its soft texture and rich, nutty flavor—it’s a must-have addition to your recipe collection.

Get creative by customizing this baked oatmeal with your favorite add-ins like chocolate chips, banana slices, or chopped nuts for extra texture and taste. Enjoy it warm on its own or drizzle some honey or yogurt on top for an extra indulgent bite.

Bake a batch today, fill your kitchen with its warm, comforting aroma, and share the joy. Snap a photo of your masterpiece and share it on Instagram—tag me so we can celebrate your baking success. Happy baking!