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The Best, Fudgy ONE BOWL Cocoa Brownies! A special addition gives these brownies a super fudgy centre without losing that crispy, crackly top!
Recipe for the Best Fudgy Brownies with crackly tops. So simple but SO delicious, they are gone in seconds!

Why is This Brownie Recipe the Best?
What if I told you that you DON’T need to melt chocolate or chocolate chips with butter together to make brownies, AND you don’t need two separate bowls? Just one bowl and 5 minutes bringing it all together to make the BEST fudgy brownies you’ve ever eaten in this lifetime. The best part is they’re only 143 calories EACH! Better than the usual 356-calorie brownies, am I right?
After testing what feels like a lifetime of brownies, these FINALLY came out a perfect texture, and have been made weekly ever since. The one ingredient I add to these brownies that is different from most recipes is a small amount of oil. The oil is JUST enough to keep the centres extremely fudgy, without compromising the crispy, crackly crust. Believe me, biting into these is pure R-rated heaven.
One of my favorite parts of testing recipes is how I experimented with A LOT of different versions, and I managed to perfect the same fudgy filling with an amazing espresso flavor at the end.
Ingredients for The Best Cocoa Brownies

In crafting the perfect fudgy cocoa brownies, each ingredient plays a vital role in achieving that signature taste and texture. Here’s a closer look at what makes this recipe special and how to choose the finest produce for optimal flavor:
- Butter: This is the secret of ANY homemade brownie recipe. The butter provides moisture, helping to create a fudgy texture, and depending of the amount, helps to avoid a cakey brownie finish. Plus, it enhances the overall flavor, making every bite a velvety delight.
- Sugar: Using a sweetener for baking cuts the calories in these baddies right down. But the type you use actually matters. I figured this out when I tested a batch made with sweet potatoes over 20 times. Sweeteners with erythritol like Natvia and Swerve crystallize as they cool, which completely ruins the fudgy center. I recommend using Allulose or Splenda to keep them soft. If you are not watching calories, just stick to regular sugar. It is the essential ingredient for getting a soft, moist crumb and a tender texture.
- Cocoa: I usually prefer Dutch-processed cocoa powder because it gives the brownies a dark color and a mellow flavor similar to Oreos. It also helps keep the center dense and fudgy. But natural cocoa powder works just as well here. Using natural cocoa gives them a more classic, intense chocolate flavor. I have tested this recipe with both types, so just use what you have in your pantry.
- Oil: DO NOT SKIP THIS ONE. This is the secret for those shiny crackly tops. A small amount of oil keeps the centers incredibly fudgy without sacrificing the crispy top of your brownies. It’s the key to achieving the perfect balance of textures in each bite.
Note: Please see Recipe Card at the bottom for a full list of ingredients and measurements.
Additions And Substitutions
Looking to jazz up these already amazing brownies? Here are some delightful additions and substitutions that will create endless cocoa brownie variations that is going to take you to the next level of deliciousness:
- Crushed walnuts, peanuts, pistachios, almonds, pecans: Add a satisfying crunch and a nutty depth of flavor, just like skillet pistachio cookies.
- Chocolate chips, chocolate chunks: Use sugar-free where possible. Enhance the chocolatey goodness with pockets of melted chocolate. If the calories are not a problem for you, use milk chocolate chips for a decadent chocolate fix!
- Peanut butter chips: Introduce a rich, creamy contrast to the intense cocoa flavor.
- Dried fruit (cranberries, raisins, etc): Infuses a chewy texture and a burst of natural sweetness.
If you want an extra chocolate flavor, try a gooey brownie recipe; they are a bit similar, but if you are a fan of chocolate like me, you will be obsessed with the chewy edges and the bits of melty chocolate.
How To Make Brownies
Get ready to indulge in the ultimate chocolate experience! These fudgy cocoa brownies are not just easy to make, but also absolutely irresistible, boasting a rich, gooey center and a perfectly crispy top. Let’s get baking and treat yourself to pure chocolate bliss!

- Preheat Oven: Preheat oven to 350°F (175°C). Lightly grease an 8-inch square baking pan with cooking oil spray and line with parchment paper; set aside.

- Combine Ingredients: Combine hot melted butter, oil, and sugar in a medium bowl. Whisk well for about a minute. Add eggs and vanilla; beat until lighter in color (about another minute).

- Mix Dry Ingredients: Sift in flour, cocoa powder, and salt. Gently fold the dry ingredients into the wet ingredients until just combined (do not overbeat to maintain the texture).

- Gently Fold: Gently fold the dry ingredients into the wet ingredients until just combined (do not overbeat to maintain the texture).

- Pour Batter: Pour batter into prepared pan, smoothing the top evenly. (Optional: Top with chocolate chunks or chocolate chips.)

- Bake: Bake for 20-25 minutes until the center no longer jiggles and is just set. Cool to room temperature before slicing into 16 brownies. If testing with a toothpick, it should come out with moist crumbs for fudge-textured brownies.
Why Skip the Boxed Mix?
I get why reaching for a boxed mix is tempting when you want a quick dessert. But making homemade brownies takes almost the exact same amount of prep time, and you get complete control over the final texture.
Boxed mixes often rely on cheap vegetable oil, artificial flavorings, and leavening agents that give the batter a spongy, cakey crumb. When you bake these homemade brownies, using real melted butter and pure cocoa powder creates a deep, authentic chocolate flavor. Because we leave out the baking powder, the center stays dense and fudgy instead of puffing up in the oven. You get the convenience of a quick recipe with a massive upgrade in taste.
Tips for the BEST Chewy Brownies
With all of the brownie making going on here, I do have a few tips for these cocoa brownies to stay fudgy-licious:
- Hot melted butter creates those crackly tops!
- Whisk your butter and sugar really well.
- Beat your eggs for a good minute. This step is crucial for that crackly top
- Do NOT overbeat your batter once the flour and cocoa powder are added. THAT creates air in the batter, which will give you cake-like textured brownies. Cakey is okay, but not today, friends.
- Try NOT to overbake them! The bake time is important; I like mine at exactly 21.30 minutes. You can go a little bit over if you like them set a bit more, but I don’t recommend it if you’re looking for the fudgiest brownies in this lifetime.
- I bake my brownies on the top shelf in the oven. I find the middle shelf cooks them a lot faster and dries them out.
- Skip the room-temperature eggs. Using cold eggs helps bind the fats tighter and traps less air for a fudgier bake. You just have to add them slowly while stirring so the cold temperature does not shock the warm melted butter and curdle the mixture.
Regular white, granulated sugar can be used if you can’t find caster sugar. For even fudgier brownies, use half white and half light brown sugar!
More Brownies Recipes
I have baked my way through almost every variation to figure out exactly what affects texture and flavor. I went from testing a classic fudgy batch and figuring out the right cocoa ratio for a red velvet batter to swirling berries and chocolate hazelnut spread into the pan. I even spent time folding in sandwich cookies and making a white chocolate version. Testing all these different add-ins and ratios is how I learned to get that dense, soft center every single time without the edges drying out or the batter turning cakey.
Recipe FAQ’s
The difference between cocoa brownies and chocolate brownies lies in the type of fat used. Cocoa brownie recipes typically use oil, while chocolate brownies use butter. This distinction affects not only the texture but also the flavor of the brownies. Cocoa provides a more intense chocolate flavor and creates a fudgier texture. Personally, I love the rich, fudgy texture you get from cocoa brownies!
While I love healthy food, I have to say these super luxe cocoa brownies might just take the cake. Despite their rich and decadent flavor, they are still considered low-calorie at 143 calories per slice. So yes, you can enjoy a delicious brownie without feeling guilty!
To keep your brownies fresh, store them in an airtight container at room temperature for up to 4 days. For longer storage, you can freeze them in an airtight container or freezer bag for up to 3 months. Just make sure to thaw them at room temperature before enjoying.
Absolutely! Adding mix-ins like chocolate chips, nuts, or dried fruit can enhance the texture and flavor of your brownies. These brownies are a crowd pleaser, so feel free to add whatever you want! Just be careful not to overload the batter, as this might affect the baking time and texture.

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Best Fudgy Cocoa Brownies
Ingredients
- 1/2 cup unsalted butter* melted and HOT
- 1 tablespoon cooking oil olive oil or coconut oil are fine
- 1 1/8 cup granulated sweetener or superfine sugar** caster sugar or white granulated sugar
- 2 large eggs
- 2 teaspoons pure vanilla extract
- 1/2 cup all purpose flour or plain flour
- 1/2 cup unsweetened cocoa powder
- 1/4 teaspoon salt
Instructions
- Lightly grease an 8-inch square pan with cooking oil spray. Line with parchment paper (or baking paper); set aside.
- Combine hot melted butter, oil and sugar together in a medium-sized bowl. Whisk well for about a minute. Add the eggs and vanilla; beat until lighter in color (another minute).
- Sift in flour, cocoa powder and salt. Gently fold the dry ingredients into the wet ingredients until JUST combined.
- Pour batter into prepared pan, smoothing the top out evenly.
- Bake for 20 to 25 minutes, or until the center of the pan no longer jiggles and is just set to the touch.
- Remove and allow to cool to room temperature before slicing into 16 brownies.
OPTIONAL ADD INS:
- Crushed walnuts, peanuts, almonds, pecans, white chocolate chips, peanut butter chips, chocolate chunks, dried fruit (cranberries, raisins, etc)
Video
Notes
- Cut the fully cooled brownies into squares.
- Wrap each piece tightly in plastic wrap so they do not dry out or get freezer burn.
- Place them in a freezer safe bag or container for up to 3 months.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.














I love love love these brownies!!Do you store them in the fridge or in a container on your counter top?
Hi Francesca, best to stick them in the fridge, you can microwave them for 20 sec to heat them up so they taste they are fresh from the oven. Enjoy! Xx
These make the best brownies!!! Could you mix the recipe in a pan & leave it in the fridge for a few hours before baking? Just so you could serve them warm.
Hi Lisa, If you want to keep that perfect shiny top, it is actually better to bake them right after mixing. You can just microwave your slices for 10-15 seconds right before serving, they will taste exactly like they just came out of the oven! Xx
Hi Lisa, you can, but its easier to just bake it and then zap them in the microwave for 20-30 secs to warm them up. They will be as good as fresh from the oven. Enjoy! Xx
I love this recipe it comes out great every time ! I’m wondering though, I’m currently trying to cut down on saturated fat, would this recipe work with margarine? Something like Blue Bonnet spread?
Hi Lys, Spreads like Blue Bonnet are packed with water. If you melt that down for the batter, the extra moisture will make the brownies cakey and spongy instead of dense and fudgy, and you’ll completely lose that crackly top. If you want to cut saturated fat, use a stick margarine (look for one with at least 80% fat), or just stick to the light butter. Either way, make sure it’s hot when you whisk it with the sugar so the texture sets up right! Enjoy Xx
Not sure what all the fuss is about on these brownies. They are really not good. I followed the instructions exactly after reading all notes, and not only did I not get a crackly top, they were overdone at the suggested time of 21:30.
Oops. I meant my questionsfor the ultimate fudge brownies. I have mad method one and people love them!!