Fudgy Low Calorie Brownies Recipe (No Butter & Weight Loss Friendly)

There’s something about brownies that just hits differently.

That moment during a lunch break when you need something sweet. Or a slow Sunday afternoon when you just want to sit down and enjoy something chocolatey and warm. Brownies were made for those moments.

But classic brownies always come with that little voice afterwards — “that was probably too much.” All that butter, all that sugar, that heavy feeling that lingers for hours. I loved the experience but never loved how I felt after.

So I started playing around. Simpler ingredients, less fat, less sugar — but still chasing that rich, fudgy, genuinely satisfying brownie. And this is what I landed on. 🍫

What You Need (Makes 6–8 Brownies)

  • 2 ripe bananas
  • 2 eggs
  • 3 tbsp unsweetened cocoa powder
  • 3 tbsp oat flour or blended oats
  • 2 tbsp honey or maple syrup
  • 1 tsp baking powder
  • Optional: a handful of dark chocolate chips

How To Make Them

Step 1 — Preheat & prep

Set your oven to 180°C (350°F) and line a small baking dish with parchment paper. The riper your bananas the better — they bring natural sweetness so you need less added sugar.

Step 2 — Mash your bananas

Mash both bananas in a bowl until completely smooth. No chunks. This is your sugar, your moisture, and your binding agent all in one — it does a lot of the heavy lifting in this recipe.

Step 3 — Add the eggs

Crack in both eggs and mix until the batter is creamy and well combined. This is what gives your brownies that fudgy, dense texture instead of cakey.

Step 4 — Mix in the dry ingredients

Add your cocoa powder, oat flour, honey, and baking powder. Stir everything together until you have a smooth, glossy batter. It should look rich and dark — exactly like brownie batter should.

Step 5 — Fold in the chocolate chips

If you’re using dark chocolate chips, fold them in now. This step is technically optional but honestly — do it. Those little pockets of melted chocolate throughout the brownie make every single bite better. 🍫

Step 6 — Bake

Pour your batter into the lined dish and bake for 18 to 22 minutes. Less time means fudgier, more time means more set. I personally pull them out closer to 18 minutes because fudgy brownies are always the right answer.

Let them cool for at least 5 minutes before cutting. They firm up as they cool and the texture improves a lot — patience is worth it here.

What Makes These Worth It

A regular store-bought brownie sits at 200 to 300 calories per piece — sometimes more — and leaves you feeling heavy and sluggish after.

These come in at just 80 to 120 calories each. You can have two for less than the cost of one store-bought piece.

But the calorie difference isn’t even the main thing for me. It’s how I feel after. With regular brownies there’s always that heavy, tired feeling — like your body’s working overtime to deal with it. With these I just feel… satisfied. That chocolate craving is gone and I don’t feel weighed down at all.

Same cozy brownie moment. Just without your body paying for it afterwards. 🤍

Frequently Asked Questions

Yes. Each brownie contains only 80 to 120 calories compared to 200 to 300 calories in a regular store-bought brownie. They use natural ingredients like banana, eggs, and oat flour instead of butter and refined sugar — which means fewer empty calories and more nutrients that actually fuel your body.

Yes. If you don’t like bananas or don’t have them on hand, unsweetened applesauce works as a substitute. Use about 120g per 2 bananas. Keep in mind the natural sweetness will be slightly less so you may want to add a little extra honey or maple syrup to compensate.

The edges should look set and the top should feel firm when lightly touched. A toothpick inserted in the center should come out with just a few moist crumbs — not wet batter. If you want them fudgier pull them out closer to 18 minutes. If you prefer them more set, leave them closer to 22 minutes.

This almost always happens because they were cut too soon. Let them cool for at least 5 minutes after coming out of the oven — they firm up significantly as they cool and slice so much cleaner. Patience here makes a real difference.

Yes. You can replace each egg with a flax egg — mix 1 tablespoon of ground flaxseed with 3 tablespoons of water and let it sit for 5 minutes until gel-like. The texture will be slightly softer but they will still hold together and taste great.

They can be. The recipe uses oat flour instead of regular flour. Just make sure you use certified gluten-free oat flour and certified gluten-free dark chocolate chips if you are adding them and the recipe is completely gluten free.

Stored in an airtight container at room temperature they stay fresh for up to 2 days. In the fridge they last up to 5 days and actually taste even fudgier cold. You can also freeze them for up to 2 months and reheat in the microwave for 20 to 30 seconds.thy brownies stay fresh?

Yes. Replace one tablespoon of oat flour with one tablespoon of chocolate or vanilla protein powder. This bumps up the protein content per brownie and makes them even more filling. Just don’t replace too much flour or the texture can become dry.

Not strongly. The cocoa powder is the dominant flavour here. The riper the bananas the more natural sweetness they add but the chocolate flavour takes over completely. Most people cannot detect bananas at all — they just taste rich and chocolatey.

Yes — maple syrup and honey are a perfect 1:1 swap in this recipe. Both add natural sweetness without refined sugar. Maple syrup gives a very slightly deeper flavour while honey keeps it more neutral. Either way the brownies taste amazing.

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