Peanut Butter Banana Muffins, made with no oil, no butter, and no refined-white flour, are gluten free, filling, and flavor loaded!

Warm peanut butter banana muffins topped with chocolate chips, freshly baked and ready to enjoy.
chelsea

author’s note

Soft, Sweet, and Full of PB Goodness!

After how much you all loved my Chocolate Peanut Butter Muffins, I had to share this banana version. No chocolate this time, just all the peanut butter banana goodness. I have a bunch of banana recipes on the site (some lighter, some more indulgent), but these are the first ones to really bring bananas and peanut butter together in such a crave-worthy way.

If you’re into bananas, peanut butter, oats, and dark chocolate (yep, I still snuck a little in), these muffins are right up your alley!

signature
Making oat flour by placing oats in the blender and processing them until they are pulverized into flour.

Ingredients In Peanut Butter Banana Muffins

  • Overripe Banana: Use overripe for the best flavor and texture.
  • Peanut Butter: Replaces the need for oil or butter. Use creamy (not natural or runny).
  • Honey & Brown Sugar: You can adjust the brown sugar for more or less sweetness.
  • Vanilla Extract & Salt: Boosts overall flavor. Salt balances the sweetness.
  • Egg: Binds everything together and gives the muffins structure.
  • Baking Soda & Baking Powder: Helps the muffins rise and keeps them fluffy.
  • Oat Flour: Blend your own oat flour for best results and measure after blending.
  • Dark Chocolate Chips: Sub with milk or semi-sweet chips if preferred, or leave out.
Wet ingredients being added to dry ingredients, mixed together, and then poured into prepared tins for baking.

How To Make Peanut Butter Banana Muffins

  1. Preheat oven and grease muffin tin.
  2. Mash banana and mix with peanut butter, honey, vanilla, brown sugar, and egg.
  3. Blend oats to make oat flour.
  4. Add salt, baking soda, baking powder, oat flour, oats, and chocolate chips to the mixture.
  5. Scoop into muffin tin and bake until set.
  6. Cool in tin, then transfer to a rack. Enjoy!

Quick Tip

A good muffin tin makes a world of difference. These tins are my absolute favorite, and I’ve never had a problem with these muffins not releasing well.

Peanut butter banana muffin broken open, revealing the delicious interior with melting chocolate chips.

Top Tips For Success

  • Mash bananas thoroughly for a smooth texture. Use extra bananas in this Healthy Banana Cake Recipe.
  • Grease the muffin tin well; avoid liners as the batter sticks.
  • Add extra chocolate chips on top for appearance and more flavor.

Storage

Leftover Peanut Butter Banana Muffins

  • Store muffins in an airtight container at room temp for 1–2 days, or in the fridge for up to 1 week.
  • Freeze for up to 3 months. Thaw at room temp or warm in the microwave.

More Muffin Recipes:

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5 from 41 votes

Peanut Butter-Banana Muffins

These Peanut Butter-Banana Muffins are gluten-free, nutritious, and packed with flavor—all without oil, butter, or refined white flour!
Prep Time: 20 minutes
Cook Time: 18 minutes
Total Time: 38 minutes
Servings: 8 muffins

Video

Equipment

Ingredients

  • Cooking spray
  • 1/2 cup overripe banana 1 medium
  • 1/2 cup creamy peanut butter
  • 2 tablespoons honey
  • 1 teaspoon vanilla extract
  • 1/4 cup light brown sugar lightly packed, see note 1
  • 1 large egg
  • 1/4 teaspoon salt
  • 1/2 teaspoon baking soda
  • 1/4 teaspoon baking powder
  • 1/3 cup + 1 tablespoons oat flour old-fashioned oats that have been blended in the blender
  • 1/3 cup old-fashioned oats see note 2
  • 1/3 cup dark chocolate chips can sub milk or semi-sweet chocolate chips

Instructions 

  • Preheat oven to 350°F. Generously spray 8 cavities with cooking spray. Do not use muffin liners; these muffins stick to the liners.
  • Remove the banana peel and mash well with a fork. Measure the banana after it has been thoroughly mashed.
  • In a large bowl, mix together the mashed banana, peanut butter (do not warm up), honey, vanilla extract, brown sugar, and egg. Mix until thoroughly combined.
  • To make the oat flour, pulse oats in a blender or food processor until they have a flour-like consistency. Make sure to measure the oat flour after blending and not before.
  • To the bowl with the wet ingredients, add the salt, baking soda, baking powder, oat flour, old-fashioned oats, and dark chocolate chips. Mix until thoroughly combined.
  • Using a cookie scoop, scoop 2 full scoops of the dough into each muffin cavity, filling 8 cavities. Bake at 350℉ for 15–18 minutes or until lightly browned along the edges and no longer gooey or wet-looking on top. Watch carefully so they don’t burn and end up less flavorful and crumbly.
  • Let cool for 3–5 minutes in the muffin pan, then use the tines of a fork to gently coax the muffins out of the tin. Transfer to a wire cooling rack to allow the muffins to finish cooling.
Final step! Please let us know how it was by leaving a review.

Recipe Notes

Note 1: If you like your muffins sweeter, increase brown sugar by 1–2 tablespoons. Depending on your preference, start with 4 tablespoons and go up to 6.
Note 2: Make sure oats are certified gluten-free to have a gluten-free muffin.
Storage: Store leftover muffins in an airtight container at room temperature for up to 2 days, or refrigerate for up to a week. Freeze for longer storage.

Nutrition

Serving: 1muffin | Calories: 292kcal | Carbohydrates: 38g | Protein: 8g | Fat: 13g | Saturated Fat: 5g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 5g | Trans Fat: 0.003g | Cholesterol: 23mg | Sodium: 242mg | Potassium: 299mg | Fiber: 3g | Sugar: 18g | Vitamin A: 44IU | Vitamin C: 1mg | Calcium: 66mg | Iron: 2mg

Nutrition information is automatically calculated, so should only be used as an approximation.

Meet Chelsea


Hello, and welcome to Chelsea’s Messy Apron! I’m Chelsea, the recipe developer, food photographer, and writer behind the site. I’m passionate about creating simple, reliable, and delicious recipes that anyone can make.

Thanks for stopping by—I hope you find something delicious to make!

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5 from 41 votes (1 rating without comment)

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136 Comments

  1. Dianna says:

    I have been looking for something special to make for a friend who just became a new mommy, and I think these are just the ticket! They seem comforting and easily poppable without having to worry about interrupting the process of losing that baby weight. 🙂 Thanks for sharing!

  2. Kristine @ Kristine's Kitchen says:

    I love chocolate chip peanut butter muffins, and this skinny banana version looks great! I totally want to try your double chocolate ones, too!

  3. Jamie @ Love Bakes Good Cakes says:

    The perfect grab and go breakfast, Chelsea!

  4. Kayle (The Cooking Actress) says:

    5 stars
    *sound of door slamming, car turning on, tires squealing*

    I’LL BE OVER SOON!!!

    😛

    1. Joanna says:

      Do you know if I could use maple syrup instead of honey? Would it change the taste a lot…. Just so my little man can eat it too!

  5. Bianca @ Confessions of a Chocoholic says:

    Skinny muffins mean I can eat more, right? These look amazing, Chelsea! I wish I had one right now!

  6. katie says:

    These look so good, and I am also a huge fan of slightly underbaked treats. I bet that my kids would love these (and Mommy too, of course 🙂 )

  7. Georgia | The Comfort of Cooking says:

    I love the pb-chocolate-banana combination in these fluffy little muffins! I can’t believe they’re skinny, too! Great recipe, Chelsea.

  8. amanda @ fake ginger says:

    yes! I want these for my afternoon snack! I bet my kids would love them too.

  9. Sheryl says:

    Well you’ve combined all of my favorite ingredients into one muffin. I cannot wait to give these a try, they look so good!

  10. Jessica @ A Kitchen Addiction says:

    Love the sound of these muffins! I need to have these around for afternoon snacks!