Healthy 3-Ingredient Brownies | Gluten-Free, Vegan, No Sugar Added
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If you’re a sweet tooth trying to walk the straight and narrow, give these deliciously simple 3-Ingredient Gluten Free Chocolate Brownies a try. These naturally vegan, secretly healthy brownies are deliciously fudgy and bursting with sweet, chocolatey flavor, despite being free from any refined sugar, dairy, or eggs.
I originally published this recipe in 2023 and have since updated it with new photos, improved instructions, and extra success tips.
Friends, I’m something of a brownie aficionado, so trust me when I say these healthy, refined sugar-free, gluten-free vegan brownies are shockingly delicious. (My fans agree, the accompanying YouTube video recipe has received over 246,000 views and nearly 3,000 likes!) They have an even fudgier texture than my best brownies recipe, which is really saying something. They’re also provide nutrients like potassium, antioxidants, and a nice little boost of protein to boot!
Ingredients & Substitutions
- Ripe Bananas – The frecklier, the better! Why? Since we don’t use any refined sugar in the recipe, this is the only sweetness we add, and riper bananas are sweeter bananas.
- Unsweetened Cocoa Powder – There are several types to choose from, and each will affect your healthy brownies a little bit differently. Read more below to help you decide.
- Peanut Butter – Use creamy natural peanut butter for the best consistency and healthiest nutrient profile.
This is just a short review of the ingredients; for the complete recipe, including quantities, scroll down to the recipe card 👇
Different Types of Cocoa Powder (And How They’ll Change Your Brownies)
Not all cocoa powder is created equal! The type you use will affect color, bitterness, chocolate intensity, and even the overall “fudgy” vibe of your brownies. Here’s a quick guide to the most common options, plus what to expect if you swap them into this recipe.
- Natural (Conventional) Cocoa Powder is the classic cocoa powder you’ll find at most grocery stores (often labeled “unsweetened cocoa powder”). It has a bold, classic cocoa flavor with a slightly sharp, bitter quality. It creates the most familiar “brownie-like” chocolate taste.
- Dutch-Process Cocoa Powder is treated to reduce acidity, which gives it a smoother, more mellow flavor. Dutch-process cocoa makes the brownies taste more chocolatey and less sharp, with a slightly deeper color. The outside often looks darker and more dramatic, while the center tastes extra rich and silky.
- Black Cocoa Powder is ultra-dark and used for making my giant Oreo cookie cake. It makes brownies look almost black and very dramatic, but the flavor can be more earthy and less “chocolate bar” rich. For the best results, I recommend using it as a partial swap rather than the only cocoa powder.
- Cacao Powder is less processed and tends to be more bitter and slightly fruity. It creates a lighter-colored cake with a sharper chocolate profile, perfect for those who enjoy a darker, more intense chocolate bite.
In short: lighter cocoas = brighter flavor, darker cocoas = smoother taste and a deeper, more dramatic look.
How to Make Gluten-Free Chocolate Brownies
Watch the full video recipe to learn how to make the BEST Healthy Brownies with NO Refined Sugar. This step-by-step tutorial simplifies the process, offering tips and tricks to guarantee perfect results every time.
Prefer the written recipe? Scroll down to the recipe box 👇
Optional Variations & Dietary Adaptations
- Nut-Free Gluten Free Brownies – Swap the peanut butter for sunflower seed butter or tahini. Both work well and keep the brownies creamy while making them school-safe.
- Try Other Nut Butters – You can easily swap peanut butter for almond butter, hazelnut butter, cashew butter, or even pistachio butter for a different flavor profile while keeping the brownies just as creamy and fudgy. Natural, unsweetened versions work best.
- Reduced Fat Healthy Brownies – Use powdered peanut butter mixed with a little water in place of regular peanut butter. The texture will be slightly less rich but still chocolatey and satisfying.
- Double Chocolate Banana Brownies – Fold in ¼ cup dark chocolate chips for little pockets of melted chocolate. This is a great option if you want a slightly more indulgent brownie without adding a ton of refined sugar. Or, use cacao nibs for crunchy sugar-free bits of chocolatey goodness instead.
- Chocolate Protein Brownies – Mix in 1-2 tablespoons of chocolate or unflavored protein powder. This makes the brownies extra filling and makes them great for a post-workout or afternoon snack.
- Nutty Chocolate Brownies – Stir in chopped walnuts, pecans, or peanuts for contrast and a little crunch in every bite.
Expert Tips & Tricks
- Use very ripe bananas. The riper the bananas, the sweeter and more balanced these refined sugar-free brownies will taste. Look for bananas with lots of brown spots, this helps offset the bitterness of the cocoa powder.
- Choose natural, creamy peanut butter. Stick with creamy peanut butter for the smoothest texture. Natural peanut butter (just peanuts and salt) blends best and keeps the ingredient list clean.
- Sift the cocoa powder. Cocoa powder can clump easily. Sifting it before mixing ensures a smooth batter and prevents bitter pockets in the finished brownies.
- Blend until completely smooth. For fudgy texture, make sure the brownie batter is fully blended. Any banana chunks left behind will create a more muffin-like consistency.
- Taste the batter before baking. Since sweetness depends heavily on banana ripeness (it’s the only sweetener we use!), give the batter a quick taste. If needed, add a drizzle of maple syrup or honey to balance the cocoa.
- Don’t overbake. These naturally vegan brownies firm up as they cool. Pull them from the oven when the center is just set to keep them moist and fudgy.
- Let them cool before slicing. Cooling allows the brownies to set properly. For the cleanest slices, chill them for 30 minutes before cutting.
How to Store 3-Ingredient Brownies
- Room Temp: Store leftover vegan gluten-free brownies in an airtight container at room temperature for up to 2 days. If your kitchen runs warm, it’s best to refrigerate them to maintain their texture.
- Fridge: For longer storage, keep the brownies in the refrigerator for up to 5 days. They’ll firm up slightly when chilled, just let them sit at room temperature for a few minutes before serving, or enjoy them cold for a dense, fudgy bite.
- Freezer: To freeze, wrap individual brownies tightly and store in a freezer-safe container for up to 3 months. Thaw at room temperature or in the refrigerator overnight before enjoying.
More Healthy Dessert Recipes
Healthy 3-Ingredient Brownies | Gluten-Free, Vegan, No Sugar Added
Equipment
- 8-inch (20cm) square pan
Ingredients
- 4 Bananas ripe (about 450–480g peeled)
- ⅓ cup (35 g) Cocoa powder
- ⅔ cup (167 g) Natural peanut butter
Instructions
- Prepare the pan: Preheat oven to 350°F (175°C). Line an 8-inch (20 cm) square pan with parchment paper, leaving overhang on two sides for easy removal.
- Blend the batter: Add bananas to a food processor and blend until completely smooth. Add cocoa powder and peanut butter, then blend again until you get a thick, smooth batter.
- Optional sweetness: Taste the batter. If you prefer sweeter brownies, add sweetener at this stage and mix again (more info in the notes section).
- Bake: Spread batter evenly in the prepared pan. Bake for 25–30 minutes, until set in the center and a toothpick comes out mostly clean.
- Cool & slice: Let brownies cool in the pan at least 15–20 minutes, then lift out using parchment and cut into squares. Texture improves further once fully cooled.
Video
Notes
- Use ripe bananas: Very ripe bananas with dark spots are essential, they provide sweetness, moisture, and better texture.
- Cocoa powder: Use unsweetened cocoa powder. Dutch-processed cocoa gives a smoother, milder flavor, while natural cocoa gives a deeper chocolate taste.
- Peanut butter choice: Use natural, unsweetened peanut butter (just peanuts + salt). Sweetened peanut butter makes brownies overly sweet and oily.
- Sweetness level: These brownies are not very sweet since they rely on banana sweetness. Feel free to add 1–3 tbsp sugar, coconut sugar, maple, honey or sugar-free sweeteners and adjust to taste.
- Mix-in ideas: feel free to add chocolate chips or chunks, chopped nuts, dried fruits, coconut flakes and more.
- Nut-free option: Replace peanut butter with tahini or sunflower seed butter.
- Add protein powder: You can mix in 1–2 tablespoons chocolate or vanilla protein powder. If batter becomes thick, add 1–2 tbsp milk or water.
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Storage:
- Room temperature: up to 1 day
- Refrigerator: 4–5 days
- Freezer: up to 2 months, well wrapped
Nutrition
FAQs
Yes, healthy brownies absolutely exist. These refined sugar-free, dairy-free and gluten free chocolate brownies definitely hit the mark. While they may not taste exactly like traditional bakery brownies, versions made with whole-food ingredients like ripe bananas, cocoa powder, and natural nut butter can satisfy a chocolate craving while offering fiber, healthy fats, and no refined flour or added sugar.
Heck yeah! Weight loss comes down to overall calorie balance and consistency, not cutting out treats entirely. Enjoying a brownie made with simple, nutrient-dense ingredients can fit into a balanced diet when portions are reasonable and it’s part of an overall healthy eating pattern.
Sometimes, but not always. Gluten-free brownies can taste just as rich and chocolatey as traditional brownies (like with my oat flour brownies). These 3-ingredient healthy banana brownies taste a little different since they’re made with bananas instead of refined sugar and peanut butter instead of flour as a binder. But chocolate, banana, and peanut butter are a match made in heaven!
Not necessarily. Gluten-free brownies aren’t automatically healthier, they simply avoid gluten. Their nutritional value depends on the ingredients used. These gluten free chocolate brownies are made with whole foods like bananas, cocoa powder, and natural nut butter, so they do happen to be more nutrient-dense than traditional brownies.
I made these for the first time today and added honey as a sweetener with white chocolate chips. They taste decadent!! For anyone who doesn’t have a food processor, I just mushed up the bananas with a spoon and mixed the rest in and the consistency was very smooth. The only reason that I didn’t give this 5 stars is that the brownies didn’t have the same binding/hold as regular brownies. I will bake them a few minutes longer the next time to see if the brownies hold together more like traditional ones do. Other than that, these are delicious!
Do you think with a little plant yogurt and the maple syrup (recommended amounts) added —and filling a suitable mold— that these would make an okay fudge-stick/fudgesickle (both stick ice cream treats like popsicles) substitute? I ASK opinions bc my ideas -that l frequently think are really great- don’t always turn out to be 🤦🏻♀️
Hi Marlene,
I haven’t tried turning this recipe into fudgesicles myself, so I can’t guarantee the result. That said, I think it could work. Adding a little plant yogurt and maple syrup should help create a smoother texture, but keep in mind that frozen bananas become quite firm, so the result may be more like a frozen fudge bar than a creamy popsicle. If you try it, make sure to blend the mixture very well before freezing.
I love these… the only sugarfree recipe I like. They’re extremely sweet without any added sugar as bananas get even sweeter when cooked. problem is, I will eat whole tray in a single day and they’re still super caloric.
I just made these brownies, and while the texture isn’t exactly like classic brownies, they still tasted really good! I added two tablespoons of stevia to make them a bit sweeter. Definitely a great alternative to regular brownies if you’re watching your calories.
I added 1/4 c. brown sugar and they still didn’t taste very good. Dry and not very flavorful
ty so much
I made double batch and freeze half for later. Delicious.
Hi mines in the oven for over 45 mins and it’s still wet. Getting nervous her
If I make a double batch, then how long to cook?
What type of peanut butter do you use? Creamy or natural? Does it make a difference? Do you just add it as is or a little heated?
Thanks.
I only use 100% peanuts (ONE ingredient) and creamy, it’s already almost liquid at room temperature
These look amazing! What sweetener would you use and how much? Thank you.
Sugar, maple syrup, stevia, agave.
How much? It depends on you. in my taste 2-3 tablespoons is enough.
The bananas takes the place of sugar
Er det almindeligt varme i ovnen eller varmluft man skal bruge?
Could you use protein powder in place of cocoa powder?
Never tried it. I guess you can, You should try it and tell us how it came out 🙂
Any nutritional information?
What if you dont have a food processor. Can you use a stand mixer?
Can we use hazelnut butter instead of peanut butter?
Yes, you can.