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    Home » Recipes » Desserts

    Peanut Butter Banana Blondies

    Published: Aug 21, 2025 by Cara Lanz · As an Amazon Associate I earn from qualifying purchases.

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    photos of banana blondies cut into squares on white parchment paper and a banana blondie on a white plate.
    two banana blondies with the corner bites taken out stacked on a white plate.
    two banana blondies with the corner bites taken out stacked on a white plate.
    photos of hands holding up a row of banana blondies and a banana blondie on a white plate.
    a banana blondie on a white plate.

    Peanut Butter Banana Blondies with chocolate chips are soft and gooey with sweet banana flavor -- like a cross between chocolate chip cookies, peanut butter cookies, and banana bread! They stir together in one bowl for a fast, easy dessert and are a delicious way to use overripe bananas. 

    Want more banana recipes? Try this easy Banana Angel Food Cake and Banana Bars with Cream Cheese Frosting next! 

    two banana blondies with the corner bites taken out stacked on a white plate.

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    Jump to:
    • ❤️You're Going to Love These
    • 🍌Ingredients
    • 🥣How to Make Peanut Butter Chocolate Chip Banana Blondies
    • ✅Top Tips
    • 🎁Storage
    • ❓FAQ
    • 😋More Banana Recipes
    • 💌Let's Stay in Touch
    • 📖 Recipe

    ❤️You're Going to Love These

    • Soft, gooey banana blondies with peanut butter and tons of chocolate chips
    • Rich peanut butter blondies flavor with sweet ripe bananas
    • Easy one-bowl recipe with simple pantry ingredients
    • A delicious way to use overripe bananas in a quick dessert
    • Cozy hint of cinnamon makes them taste like cookies + banana bread in bar form

    Peanut butter banana blondies are the perfect dessert for overripe, brown bananas when you're not in the mood for banana bread or banana pancakes. These chocolate chip banana bars are thick, soft, and gooey like cookies, but no scooping and no chilling. 

    🍌Ingredients

    See recipe card at the bottom of the post for the full list of ingredients and exact amounts.

    banana blondie bar ingredients.
    • Mashed bananas. For the sweetest flavor, use overripe bananas that are covered in brown spots or have even turned completely black. 
    • Unsalted butter. Melt the butter and let it cool slightly. If you use salted butter, reduce the salt by ¼ teaspoon. 
    • Sugars. Using both brown sugar and white sugar adds moisture and chewiness, and bakes the blondies to a beautiful golden brown. I use dark brown sugar, but light brown sugar will also work. 
    • Peanut butter. Use regular old grocery store creamy peanut butter, like Skippy or Jif. Natural peanut butter can make the bars crumbly and dry. 
    • Cinnamon. Cinnamon is optional, but complements the flavors in these banana blondies perfectly. 
    • Salt. One teaspoon of salt may seem like a lot, but the bars don't taste salty at all. The salt brings out the flavors of the bananas, peanut butter, and chocolate. You can certainly reduce the salt, if needed. 
    • Chocolate chips. I like the rich flavor and texture of dark chocolate chips and dark chocolate chunks. You can also use semi-sweet chocolate chips, chopped chocolate bar, or peanut butter chips. 

    🥣How to Make Peanut Butter Chocolate Chip Banana Blondies

    wet ingredients for banana blondies mixed in a white mixing bowl.

    Step 1: Whisk the mashed bananas, melted butter, and sugars in a large mixing bowl. Add the vanilla, eggs, and peanut butter and whisk until combined. 

    banana blondie batter in a white mixing bowl.

    Step 2: Add the dry ingredients and stir them into the wet ingredients with a sturdy wooden spoon. Stir in the chocolate chips. 

    banana blondie batter in a 9 x 13 pan.

    Step 3: Spread the banana blondie batter in an even layer in a prepared 9 x 13 pan. Bake in a preheated oven at 350 for 25-35 minutes. 

    banana blondies cut into squares on white parchment paper.

    Step 4: Cool bars in the pan on a wire rack. Cut into squares and serve at room temperature or warmed up with a scoop of vanilla ice cream. 

    👉Helpful Hint: Use very ripe bananas (lots of brown spots) for the sweetest flavor.

    ✅Top Tips

    • Line your pan with parchment paper for easy removal and clean cuts.
    • For clean slices, let blondies cool completely - they're extra gooey straight from the oven.
    • Swap chocolate chips with chunks or peanut butter chips for even more peanut butter flavor.

    🎁Storage

    • Room temperature: Store blondies in an airtight container at room temperature for 4 days.  
    • Refrigerator: For longer freshness, refrigerate up to 7 days. Let sit at room temp or warm briefly in the microwave before serving.
    • Freezer: Cool completely, slice into bars, wrap tightly in plastic wrap, then place in a freezer bag or airtight container. Freeze up to 2 months. Thaw at room temperature or warm gently to serve.

    ❓FAQ

    How do I know when banana blondies are done? 

    The edges should be golden brown and pulling away from the pan, and the centers should be soft, but set, and appear undercooked. If a toothpick inserted into the center comes back with some moist crumbs, the blondies are done. If it has wet batter, they're undercooked, and if it comes back clean, they're overbaked. The internal temperature should be around 200-205. 

    Are banana blondies meant to be gooey in the middle?

    Yes, the texture of the best blondies is soft and gooey in the center, so take care not to overbake. 

    Can I use natural peanut butter?

    Use a creamy peanut butter like good ol' Skippy or Jif. Natural peanut butter can make the blondies crumbly and dry. 

    Do I need to refrigerate banana blondies?

    No. Banana blondies will keep at room temperature in an airtight container for 4 days, but refrigerating helps them stay fresh for about a week. 

    Can I freeze peanut butter blondies?

    Yes! Cool completely, cut into bars, wrap tightly, and freeze for up to 2 months. 

    a banana blondie on a white plate.

    😋More Banana Recipes

    • banana chocolate chunk muffin half on a white plate.
      Chocolate Chunk Banana Muffins
    • stack of banana pancakes from pancake mix topped with bananas and maple syrup
      Fluffy Banana Pancakes with Pancake Mix
    • two half pieces of banana zucchini bread stacked on a plate with a loaf of banana zucchini bread in the background
      Easy Banana Zucchini Bread Recipe
    • easy banana pudding in a trifle dish on a blue and white napkin
      Easy Banana Pudding with Vanilla Wafers

    💌Let's Stay in Touch

    Follow Midwestern HomeLife on Facebook, Instagram, and Pinterest, and subscribe via email to receive all of the latest recipes!

    📖 Recipe

    two banana blondies with the corner bites taken out stacked on a white plate.

    Peanut Butter Banana Blondies

    Cara Lanz
    Banana Blondies with peanut butter and chocolate chips are soft, gooey cookie bars with the sweet flavor of banana bread and the chewy texture of cookies. Fast, easy one-bowl blondie recipe 
    5 from 1 vote
    Print Recipe Pin Recipe Save Recipe Saved Recipe!
    Prep Time 10 minutes mins
    Cook Time 30 minutes mins
    Course Dessert, Snack
    Cuisine American
    Servings 20
    Calories 299 kcal

    Ingredients
      

    • 1 cup mashed overripe banana (about 3 bananas)
    • ½ cup unsalted butter, melted and cooled
    • ¾ cup brown sugar
    • ¾ cup granulated sugar
    • 1 tablespoon vanilla extract
    • 2 eggs
    • ½ cup creamy peanut butter
    • 2 ¼ cups all-purpose flour
    • 1 teaspoon cinnamon
    • 1 teaspoon baking powder
    • 1 teaspoon salt
    • 2 cups chocolate chips or chocolate chunks
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    Instructions
     

    • Preheat the oven to 350 and line a 9 x 13 pan with parchment paper or spray it with nonstick cooking spray.
    • Mash the bananas in a large bowl. Add the melted butter and sugars and whisk to combine. Add the vanilla, eggs, and peanut butter and whisk. Add the flour and sprinkle the cinnamon, baking powder, and salt evenly over the flour. With a sturdy wooden spoon, stir the dry ingredients into the wet ingredients until just combined. Stir in the chocolate chips.
    • Evenly spread the batter into the prepared pan. If desired, press more chocolate chips and chocolate chunks on top of the blondie batter. Bake for 25-35 minutes or until the edges are golden brown and set and the center still appears a little underbaked. The internal temperature should be 200-205.
      Cool banana blondies in the pan on a wire rack. Cut into squares and enjoy.

    Notes

    • Use very ripe bananas (lots of brown spots) for the sweetest flavor.
    • Line your pan with parchment paper for easy removal and clean cuts.
    • For clean slices, let blondies cool completely - they're extra gooey straight from the oven.
    • Swap chocolate chips with chunks or peanut butter chips for even more peanut butter flavor.

    Nutrition

    Calories: 299kcalCarbohydrates: 42gProtein: 4gFat: 14gSaturated Fat: 7gPolyunsaturated Fat: 1gMonounsaturated Fat: 3gTrans Fat: 0.2gCholesterol: 29mgSodium: 175mgPotassium: 163mgFiber: 1gSugar: 28gVitamin A: 173IUVitamin C: 1mgCalcium: 42mgIron: 1mg
    Tried this recipe?Let us know how it was!

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    Comments

    1. Nina Symonds says

      December 19, 2025 at 12:00 pm

      5 stars
      So gooey & delicious!!

      Reply
      • Cara Lanz says

        December 19, 2025 at 12:15 pm

        Hi, Nina! I'm so glad you enjoyed them. Thank you for the note :). Cara

        Reply
    5 from 1 vote

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    Hi, I'm Cara!

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