Banana Baked Oatmeal

Cozy make-ahead banana breakfast

This Banana Baked Oatmeal is a warm, wholesome breakfast recipe made with ripe bananas, rolled oats, creamy peanut butter, and a touch of maple sweetness. It is perfect for busy mornings, weekend brunch, or easy meal prep when you want something cozy without extra effort. Baked in one dish and ready in about 40 minutes, this peanut butter banana oatmeal bake tastes soft, naturally sweet, and wonderfully satisfying.

  • Prep: 10 mins
  • Cook: 30 mins
  • Total: 40 mins
  • Servings: 6

Ingredients

  • 2 cups rolled oats
  • 1 teaspoon cinnamon
  • 1 teaspoon baking powder
  • 1/4 teaspoon salt
  • 2 overripe bananas, mashed
  • 1 1/2 cups almond milk
  • 1/4 cup creamy peanut butter
  • 2 tablespoons maple syrup
  • 1 tablespoon ground flaxseed
  • 1 teaspoon vanilla extract
  • Extra peanut butter and banana slices, for serving

Kitchen Tools

  • 8×11 or 9×13 baking dish
  • Mixing bowl
  • Fork or potato masher
  • Measuring cups & spoons
  • Spatula

Step-by-Step Instructions

  1. Prep: Preheat the oven to 375°F. Lightly grease an 8×11 or 9×13 baking dish
  2. Mix dry ingredients: Add rolled oats, cinnamon, baking powder, and salt to the baking dish. Stir well.
  3. Mix wet ingredients: In a bowl, mash bananas, then add almond milk, peanut butter, maple syrup, flaxseed, and vanilla. Let sit for 5 minutes.
  4. Combine: Pour the wet mixture over the oats and stir until evenly combined.
  5. Bake: Bake uncovered for 30–35 minutes, until golden on top and set in the center.
  6. Finish: Cool for 5 minutes, then serve with banana slices and a peanut butter drizzle

Pro Tips

  • Storage: Keep leftovers in an airtight container in the fridge for up to 5 days.
  • Subs: Use oat milk, dairy milk, or soy milk instead of almond milk.
  • Meal Prep: Mix dry and wet ingredients separately, then combine right before baking.
  • Serving: Serve warm with yogurt, berries, or a small drizzle of maple syrup.

Main Body

Banana Baked Oatmeal is one of those breakfast recipes that feels comforting but still practical. The ripe bananas bring natural sweetness, while peanut butter adds richness and a soft, nutty flavor. It is especially helpful when you have bananas turning spotty on the counter and need a simple way to use them.

The best part is how easy the method is. Instead of standing over the stove, everything bakes together in one dish. The oats absorb the banana, milk, and vanilla as they cook, creating a texture that is soft, hearty, and almost muffin-like. For the best result, avoid mixing the oats with the liquid too early, because they can soak up too much moisture before baking.

Rolled oats work best here because they keep a little texture after baking. Quick oats can make the oatmeal softer and less defined, while steel-cut oats need a different liquid ratio and longer bake time. Ground flaxseed helps bind the mixture and adds a gentle boost of fiber, making this recipe egg-free and easy to customize.

This baked oatmeal is also perfect for busy mornings. Bake it once, slice it into squares, and reheat individual portions during the week. A splash of milk before reheating keeps it soft and fresh. Pair it with fruit, Greek yogurt, a smoothie, or coffee for a breakfast that feels complete without being complicated.

Variation Recipes

  • Chocolate Chip Banana Oatmeal: Stir in 1/3 cup mini chocolate chips before baking for a sweeter breakfast treat.
  • Berry Banana Baked Oatmeal: Add 1 cup blueberries or sliced strawberries for a fruity, colorful version.
  • Nutty Crunch Oatmeal Bake: Sprinkle chopped walnuts or almonds on top before baking for extra texture.

Conclusion

This Banana Baked Oatmeal is simple, cozy, and made for mornings when you want breakfast ready with little effort. Save it for meal prep, brunch, or a healthy family breakfast that everyone can enjoy warm from the oven.

Nutrition (Estimated)

ServingCaloriesProteinCarbsFatFiberSugar
1 square2407g35g9g5g10g

Disclaimer: Estimates vary by ingredients and tools.

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