3 Ingredient Brownies with Banana (2024)

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November 9, 2022 by Matteo 19 Comments

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These 3 ingredient brownies are super fudgy and chocolatey. Made with peanut butter and cocoa powder, these healthy banana brownies are also vegan, sugar-free and gluten-free!

Last week I was grocery shopping when I spotted bananas on sale. Needless to say, I bought many. Probably too many...so that I ended up with a bunch of overripe bananas.

Undecided between protein pancakes or protein banana bread, I eventually made made these 3 ingredient brownies with bananas. The perfect easy and healthy brownie recipe for chocolate lovers!

Why are these banana brownies so healthy?

This 3 ingredient brownie recipe is not only delicious, it is also very healthy. First, it is sugar-free, egg-free and dairy-free. Further, these vegan brownies are flourless and gluten-free. Flourless brownies because this recipe uses only bananas, peanut butter and cocoa powder.

What's more, these 3 ingredient brownies are also rich in minerals and vitamins. Potassium and vitamin B6 from the bananas, magnesium and vitamin E from peanut butter, and polyphenols from the cocoa powder.

Ingredients for flourless brownies

This flourless brownie recipe calls for just 3 simple ingredients.

Bananas: three medium ripe bananas. Look for bananas with dark spots on the skin or for brown bananas - the riper, the better.
Peanut butter: creamy peanut butter, best if it is free from added sugars, oils and salt.
Cocoa powder: for healthy brownies, use natural cocoa powder without added sugars.

Extra ingredients

The basic recipe for flourless brownies has just 3 ingredients. But this doesn't mean you can't add more. Chocolate chips, walnuts or a pinch of salt...Feel free to customize this recipe to your liking!

How to make flourless brownies with banana

Making these 3 ingredient brownies is embarrassingly easy. This recipe comes together in a bowl so quickly that you won't even realize you're making brownies.

Step 1. In a large bowl, mash 3 ripe bananas. When they are completely mashed, add peanut butter and stir the mixture until smooth. Sift in cocoa powder, give it a mix and transfer to a brownie pan folded with parchment paper.

Step 2. Bake flourless brownies in hot oven for 22 to 30 minutes (mine took exactly 27 minutes). Let cool completely at room temperature before slicing.

How to store banana brownies

After baking, let the flourless brownies cool at room temperature. Then seal in an airtight food container and store at room temperature for up to 3 days. You can also refrigerate for up to 5 days.

For a longer storage, freeze these 3 ingredient brownies in an airtight food container or in a freezer zipping bag for up to 3 months. Before serving, reheat in hot oven for a couple of minutes.

FAQ - Frequently asked questions

How can I replace peanut butter?

You can replace peanut butter with almond butter, cashew butter, hazelnut butter, sunflower seed butter or tahini.

How can I make nut-free brownies?

To make nut free flourless brownies, replace peanut butter with sunflower seed butter or tahini. But keep in mind that the taste will slightly change.

Can I add protein powder?

Yes, you can add a scoop of protein powder and adjust the brownie batter with one to two tablespoons of milk to consistency.

Can I make 3 ingredient brownies in the air fryer?

Yes, this 3 ingredient brownie recipe can also be prepared in the air fryer. Bake your brownies in hot air fryer at 150°C (340°F) for 15 to 22 minutes.

Can I make flourless brownies in the microwave?

Unfortunately this recipe does not work in the microwave. To make flourless banana brownies you will need either an oven or an air fryer.

Tips for making flourless brownies

Here are some tips and tricks for making the best flourless brownies with banana.

Use overripe bananas - the riper they are, the better the result.
Mash the bananas completely until you get a smooth mixture.
Use creamy peanut butter - this will mix better with the other ingredients.
Stir mashed banana with peanut butter very well before you sift in the cocoa powder.
Do not overbake the brownies, they will set further while cooling.

More healthy recipes with bananas

Banana bread overnight oats
Protein banana bread
Oatmeal protein bars
Simple banana protein pancakes

4.92 from 90 votes

These 3 ingredient brownies are super fudgy and chocolatey. Made with peanut butter and cocoa powder, these healthy banana brownies are also vegan, sugar-free and gluten-free!

Servings9 servings

Calories143kcal

Prep Time: 10 minutes minutes

Cook Time: 25 minutes minutes

Total Time: 35 minutes minutes

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Ingredients

▢ 3 ripe banana
▢ 120 grams (½ cup) creamy peanut butter
▢ 50 grams (½ cup) cocoa powder

Instructions

Preheat oven to 180°C (350°F) and fold a 15 cm x 15 cm (7 inch x 7 inch) brownie pan with parchment paper.
In a large bowl, mash 3 ripe bananas. When completely mashed, add peanut butter and stir the mixture until smooth.
Sift in cocoa powder, give it a mix and transfer to the prepared brownie pan.
Bake in hot oven for 22 to 30 minutes - mine took 27 minutes. Let cool completely at room temperature before slicing.

Nutrition

Calories: 143kcal

Nutritional values are based on third-party calculations and should be considered approximations. Actual nutritional content will vary based on brands used, measuring methods, portion sizes and more. We do not overtake any responsibility.

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Like this recipe?If you liked this recipe, make sure to leave a review. I highly appreciate your feedback. Thank you very much! All the best, Matteo