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Fudgy Brownies

Dense, fudgy chocolate brownies made with almond flour, melted dark chocolate, and coconut oil, bound by mashed banana and flax instead of eggs and sweetened with maple syrup.

By Camille McLaughlin, RDN, LD, registered dietitian nutritionist

Built forEgg-FreeSnack
Also fits Gluten-Free Paleo Dairy-Free Low-Carb Vegan Vegetarian
Dark chocolate melted into the batter is what makes these fudgy rather than cakey, bittersweet enough that one square is plenty. Almond flour keeps the crumb dense, mashed banana and flax bind them in place of eggs, and maple syrup does the rest of the sweetening.
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Why You'll Love This Recipe

With no eggs in them, these set as they cool rather than as they bake, and the melted chocolate is what holds them together once it firms up again. That single fact changes how you treat the pan: a brownie cut warm falls apart in the tin and reads as underbaked, and the same brownie left alone for an hour cuts clean and fudgy. Bake them in the evening and cut them in the morning if you can bear it, which is the hardest instruction on this page.

The fudgy texture comes from two decisions working together. Melted dark chocolate and coconut oil give the crumb its glossy richness and set up firm as they cool, while the flax gel and mashed banana take over the binding job that eggs usually do. Flax, once it sits in water, thickens into a gel that holds the batter together; banana adds moisture and a soft, tender bite. Because almond flour has no gluten to develop, you only stir until the dry patches disappear, which keeps the brownies dense rather than cakey.

The sweetness here is restrained and the substance underneath it is real. Almond flour brings protein and fiber, the dark chocolate carries flavor without needing much added sweetener, and the maple syrup is the only sugar in the mix. The result is a small square that tastes indulgent but leaves you steadier afterward than a typical boxed brownie, thanks to the fat, fiber, and protein slowing everything down.

A stack of dark, fudgy brownie squares with a glossy crackled top. Save
Prep: 12 minsCook: 25 minsTotal: 37 minsMakes: 9 servingsServing: 1 square

Ingredients

Serves9Amounts change with the number. The nutrition panel is per serving, so it stays the same.
  • 2 cups almond flour
  • 5 oz dairy-free dark chocolate, melted
  • 3 tbsp ground flaxseed + 1/3 cup water (flax eggs)
  • 1 ripe banana, mashed
  • 1/4 cup maple syrup
  • 3 tbsp coconut oil, melted

Instructions

  1. Preheat and line the pan: Preheat the oven to 350°F (175°C). Line an 8x8-inch baking pan with parchment paper, leaving an overhang on two sides so you can lift the brownies out later.
  2. Make the flax eggs: Stir the ground flaxseed into the water in a small bowl and let it rest for 5 minutes, until it thickens to a gel with a loose, egg-white-like consistency.
  3. Melt the chocolate and coconut oil: Chop the dark chocolate and place it in a heatproof bowl with the coconut oil. Melt gently in the microwave in short bursts, stirring between each, or set the bowl over a pan of barely simmering water and stir until smooth and glossy. Let it cool for a couple of minutes so it is warm, not hot.
  4. Mash the banana and build the batter: Mash the ripe banana with a fork until nearly smooth. Whisk the mashed banana, maple syrup, and flax gel into the melted chocolate and coconut oil until fully combined and glossy.
  5. Fold in the almond flour: Add the almond flour and stir just until no dry patches remain. The batter will be thick and scoopable, more like a soft dough than a pourable batter.
  6. Spread and bake: Scrape the batter into the lined pan and spread it into an even layer with a spatula, pressing into the corners. Bake for 22 to 26 minutes, until the top looks set and matte and a toothpick inserted in the center comes out with a few moist crumbs rather than wet batter.
  7. Cool before cutting: Let the brownies cool completely in the pan, then lift them out by the parchment and cut into squares. They firm up and turn fudgier as they cool, so cutting warm will tear them.
Nutrition Facts
9 servings per recipe
Serving size1 square
Calories308
% Daily Value*
Total Fat 23g30%
Saturated Fat 9g43%
Trans Fat 0g
Cholesterol 0mg0%
Sodium 5mg0%
Total Carbohydrate 22g8%
Dietary Fiber 5g18%
Total Sugars 12g
Includes 9g Added Sugars 18%
Protein 6g
Vitamin D 0.0mcg0%
Calcium 87mg7%
Iron 2.8mg15%
Potassium 361mg8%
* Percent Daily Values are based on a 2,000 calorie diet. Values are computed from USDA FoodData Central and are estimates. Per serving (1 square).

Variations

  • Toasted coconut top: Sprinkle shredded unsweetened coconut over the batter before baking for a chewy, lightly toasted top.
  • Sea salt finish: Add a light sprinkle of flaky sea salt over the batter just before baking to sharpen the dark chocolate flavor.
  • Extra chocolate pockets: Stir a handful of dairy-free chocolate chunks into the batter for melty pockets throughout; this adds a little more sugar.
  • Spiced warmth: Whisk a pinch of cinnamon and a small pinch of cayenne into the batter for a subtle warm heat behind the chocolate.
  • Crunchy walnut fold: Roughly chop walnuts and fold them into the batter for crunch and a toasty contrast; this adds tree nuts.

Storage & Leftovers

Store the cut brownies in an airtight container in the refrigerator, where they keep well for up to five days. Chilling actually improves the texture, making them firmer and even fudgier straight from the fridge.

To serve them warm, microwave a square for about 10 to 15 seconds, just until the chocolate softens and the center turns gooey again. Avoid longer heating, which can dry out the almond flour crumb.

For make-ahead, the fully cooled and cut brownies freeze well. Wrap squares individually or layer them with parchment in an airtight container and freeze for up to three months; thaw at room temperature or warm briefly in the microwave.

Notes & Tips

A few notes from my own test batches to help these come out fudgy and clean-cut every time.
  • Use a truly ripe banana: Pick a banana with plenty of brown spots. A well-ripened banana mashes smoother, tastes sweeter, and blends into the batter without leaving fibrous streaks or a strong banana note.
  • Let the chocolate cool slightly: After melting, give the chocolate and coconut oil a couple of minutes before combining. Batter that is too hot can seize the flax gel and thin the mixture out.
  • Judge doneness by the crumb: Because there are no eggs, don't wait for a clean toothpick. A few moist crumbs on the pick means fudgy; pull them then, as they set further while cooling.
  • Cold cuts cleaner squares: For sharp edges, chill the cooled pan in the fridge for an hour before slicing, and wipe the knife between cuts.
  • Choose your chocolate for sweetness: The dark chocolate drives the sweetness as much as the maple syrup. A higher-percentage bar makes them more intense and less sweet; a lower-percentage one makes them milder.
  • Double the batch easily: These scale and freeze beautifully, so it is worth making extra and stashing squares in the freezer for a quick treat later.

Nutrition & Mindful Eating

Dense, glossy and properly fudgy, these brownies get their texture from melted dark chocolate and mashed banana, which is why the middle stays soft long after the pan has cooled.
  • Melted dark chocolate, coconut oil and banana are what make these fudgy. The chocolate and oil give the batter its gloss and richness, the banana keeps it moist, and almond flour gives it just enough structure to hold a clean square.
  • Dark chocolate is the entire flavor here, melted rather than stirred in as chips, so it runs through every bite. It brings a bitterness underneath the sweetness along with cocoa flavanols, and that bitterness is what keeps something this rich from tasting flat.
  • Almond flour keeps the crumb tender and slightly sandy at the edges. The fat and vitamin E in it come from whole almonds themselves, and so does the faint nutty flavor sitting under the chocolate.
  • Mashed banana does two jobs, adding sweetness and the moisture that makes the center dense, plus a little potassium and a fruity note you catch most in the middle of the pan.
  • Pull the pan while the center still looks slightly underdone and let it finish setting on the counter. That waiting is what gives you a dense, glossy middle rather than a firm, cakey one.
  • As you eat, warm a square for a few seconds and watch the chocolate go soft again, then take it slowly enough that one square actually registers as a treat.

Frequently Asked Questions

Can I taste the banana in these brownies?

Not much. A ripe banana mostly adds moisture and binding, and the dark chocolate dominates the flavor. If you are sensitive to it, use a fully spotted banana, which reads as general sweetness rather than banana.

Why did my brownies turn out crumbly instead of fudgy?

The most common cause is cutting them warm. These need to cool completely, ideally chilled, before slicing, because the melted chocolate and coconut oil firm up as they set and that is what holds the squares together.

Can I use a different flour instead of almond flour?

Almond flour is central to the texture and moisture here, and swapping in coconut flour or a wheat-based flour will change the ratios and dry them out. It is best to keep the almond flour for reliable results.

How do I know when they are done baking?

The top should look set and matte rather than wet, and a toothpick in the center should come out with a few moist crumbs, not raw batter. Since there are no eggs, don't wait for a fully clean pick or they will overbake.