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+ servings
Peanut butter banana bars cut sitting next to peanut butter.
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5 from 8 votes

Peanut Butter Banana Oatmeal Bars

Peanut butter banana oatmeal bars are soft, chewy breakfast bars with that nostalgic peanut butter banana flavor combination. These gluten-free bars are full of texture with chunky banana pieces and chocolate chips. They are perfect for breakfast or a snack, but honestly taste like dessert!
Prep Time15 minutes
Cook Time25 minutes
Rest time2 hours
Total Time2 hours 40 minutes
Course: Breakfast, Dessert, Snack
Cuisine: American
Servings: 12
Calories: 304kcal

Equipment

  • 8x8" pan
  • Food processor or blender
  • Mixing bowls
  • hand mixer or whisk

Ingredients

  • 2 ¾ cups old-fashioned rolled oats
  • 1 teaspoon baking powder
  • ¾ teaspoon kosher salt
  • 1 teaspoon ground cinnamon
  • 1 cup mashed bananas 3 medium
  • cup peanut butter creamy or crunchy
  • cup light brown sugar packed
  • 1 large egg room temperature
  • 2 teaspoons vanilla extract
  • ¾ cups milk any milk of choice
  • 1 cup semi-sweet chocolate chips mini preferred

Instructions

  • Preheat the oven to 350℉ and line an 8x8” baking pan with parchment paper.
  • Pulverize 1 cup of the oats until finely ground. Transfer to a bowl and add the whole oats, baking powder, salt, and cinnamon and whisk to combine.
    2 ¾ cups old-fashioned rolled oats, 1 teaspoon baking powder, ¾ teaspoon kosher salt, 1 teaspoon ground cinnamon
  • Add the bananas to a large mixing bowl and mash slightly with a fork, leaving chunks.
    1 cup mashed bananas
  • Add the peanut butter and brown sugar and whisk to combine. Add the egg, vanilla, and whisk again, then add the milk and whisk until smooth.
    ⅔ cup peanut butter, ⅓ cup light brown sugar, 1 large egg, 2 teaspoons vanilla extract, ¾ cups milk
  • Add the oat mixture and use a rubber spatula or wooden spoon to mix until combined. Finally, mix in ¾ cup of the chocolate chips, saving the rest for the tops.
    1 cup semi-sweet chocolate chips
  • Add the mixture to the prepared pan and spread evenly.
  • Bake for 25 minutes, sprinkling on the remaining chocolate chips at the 20-minute mark.
  • Remove to a wire rack to cool for one hour. Refrigerate for one additional hour, then slice and serve.

Notes

If desired, melt 2 tablespoons of peanut butter and drizzle over the bars before slicing and serving.
Store the bars in a sealed container at room temperature for up to five days.
To freeze, wrap tightly in plastic wrap, then foil, and place into a ziptop bag. Freeze for up to three months. Unwrap completely and thaw at room temperature.

Nutrition

Calories: 304kcal | Carbohydrates: 35g | Protein: 8g | Fat: 15g | Saturated Fat: 5g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 6g | Trans Fat: 0.01g | Cholesterol: 16mg | Sodium: 259mg | Potassium: 343mg | Fiber: 4g | Sugar: 16g | Vitamin A: 65IU | Vitamin C: 2mg | Calcium: 75mg | Iron: 2mg