Steam curls from the oven as I slide out a tray of Fudgy Chewy Brookies, their glossy tops crackled like toffee. My first trial left me hunting for that balance between a fudgy centre and a crisp cookie top, but after three rounds I nailed that tender-chew contrast. In every bite, there’s that sweet snap of cookie dough giving way to a rich, molten core.
Why You’ll Love Fudgy Chewy Brookies
- A harmony of brownie’s gooey heart and cookie’s golden edges
- Glossy, crackly top that snaps under your teeth
- One-bowl batters and quick swirl make it weeknight-bake friendly
- Inspired by American bake-sale culture, these mashup bars feel festive year-round

A Little Background
When I first eyed this brookie recipe, the idea of merging a silky brownie with a chewy cookie felt ambitious. My initial bake produced a cakey slab, so I tweaked the flour ratio and mastered the swirl. Each season since, I’ve pulled out my scale, noting how tiny adjustments in cocoa powder and bake time reshaped the texture.
Testing note: During my first run, I underestimated how sifting the cocoa powder prevents clumps in the batter—a step I never skip now.
Key Ingredients for Fudgy Chewy Brookies
- Unsalted butter: builds that glossy, rich batter—swap for coconut oil if dairy-free
- Dark chocolate: 70% cocoa for depth; break into small pieces so it melts evenly
- Caster sugar: gives chew without graininess; you can split half with light brown sugar for a molasses note
- Plain flour: structure without weighing it down—measure by spooning into the cup
- Chocolate chips: add pockets of melty sweetness; choose mini chips to distribute more bites
How to Make Fudgy Chewy Brookies
- Preheat the oven to 180°C fan (200°C/400°F fan)/gas 6 and line a 20cm square tin with baking paper.
- In a medium saucepan, melt 115g unsalted butter, 2 tbsp water and dark chocolate over low heat, stirring until smooth.
- Remove from heat, stir in caster sugar until glossy.
- Add eggs, one at a time, stirring well after each addition. Stir in vanilla.
- Sift in flour, cocoa powder, baking powder and salt. Fold gently until combined.
- Transfer to bowl and set aside.
- For cookie dough: cream 115g butter, light brown sugar and caster sugar until pale. Mix in egg yolk and vanilla.
- Stir in flour, baking powder and salt until just combined. Fold in chocolate chips.
- Dollop brownie batter into tin, spread level. Top with spoonfuls of cookie dough, swirl gently.
- Bake for 25–30 minutes until edges are firm but centre still wobbly.
- Let cool completely before slicing.
Testing note: I learned that removing the tin too soon leaves the centre too gooey; a 30-minute bake gave the ideal wobble.

Pro Tips & Troubleshooting
- Swirl the dough with a skewer, not a spoon, to keep the layers distinct.
- If your cookie dough feels too sticky, chill it for 10 minutes—easier to dollop and swirl.
- For a festive twist, stir in orange zest or crushed peppermint into the cookie layer.
- Doubling? Use a 30×20cm tin and add 5–10 minutes to the bake time; halving works in a 15cm tin with 5 minutes less.
Storage & Make-Ahead Guide
Once fully cooled, store brookies in an airtight container at room temperature for up to 3 days. For longer life, refrigerate up to 5 days or freeze individually wrapped squares for 2 months. Thaw at room temperature and warm gently at 150°C for 5 minutes. Always use fresh eggs and avoid cross-contamination by cleaning utensils between raw dough and baked bars.
Testing note: After refrigerating overnight, the brookies developed a deeper chewiness that brought out the chocolate flavour.
Serving Suggestions
Stack them with a scoop of vanilla ice cream and drizzle salted caramel. Or serve alongside a steaming mug of coffee, dusted with a pinch of sea salt. They also cut into fingers for a picnic plate, wrapped in parchment.

Frequently Asked Questions
- How do I store Fudgy Chewy Brookies? Keep in an airtight container at room temp for 3 days, fridge for 5, or freeze wrapped for 2 months.
- Can I freeze brookies? Yes—wrap each cooled square tightly and freeze up to 2 months. Thaw on the counter before serving.
- What’s the difference between brookies and brownies? Brookies combine a fudgy brownie base with a cookie-dough top, offering both textures.
- Why are my brookies dry? Likely over-baked. Aim for a slight wobble at the centre and remove as soon as the edges set.
- Can I use gluten-free flour for brookies? Substitute a 1:1 gluten-free mix; add an extra tablespoon of liquid if the dough seems crumbly.
- Can I make the dough ahead? Yes—prepare both batters, store separately in the fridge for 24 hours, then assemble and bake.
Final Thoughts
There’s nothing I love more than warming a Fudgy Chewy Brookie and tucking into that glossy crackle. It’s become my go-to for weekend bakes or last-minute sweet gifts. If you give these a whirl, let me know how your swirl turns out—I can’t wait to hear your verdict!
More Recipes You’ll Love
- Cottage Cheese Brownies – a protein-packed spin on classic fudgy bars
- Tate’s Bake Shop Chocolate Chip Cookie Clone – mirror the crisp, glossy top in cookie form
- Raspberry Swirl Cookies – for a bright, tart contrast alongside rich chocolate
Fudgy Chewy Brookies
Ingredients
Brownie Batter
- 115 g unsalted butter
- 2 tbsp water
- 200 g dark chocolate roughly chopped
- 225 g caster sugar
- 2 large eggs room temperature
- 1 tsp vanilla extract
- 90 g plain flour
- 2 tbsp cocoa powder
- 0.5 tsp baking powder
- 0.25 tsp salt
Cookie Dough
- 115 g unsalted butter softened
- 50 g caster sugar
- 50 g light brown sugar
- 1 large egg yolk
- 1 tsp vanilla extract
- 140 g plain flour
- 0.5 tsp baking powder
- 0.25 tsp salt
- 100 g chocolate chips
Instructions
Brownie Batter
- Melt the butter, water and chopped dark chocolate in a saucepan over low heat, stirring continuously until the mixture is smooth.
- Remove from heat and whisk in the caster sugar until glossy.
- Add the eggs one at a time, stirring well after each addition, then stir in the vanilla extract.
- Sift in the flour, cocoa powder, baking powder and salt, folding gently until just combined.
Cookie Dough
- Cream together the softened butter, caster sugar and light brown sugar until pale and fluffy, about 5 minutes.
- Beat in the egg yolk and vanilla extract until incorporated.
- Stir in the flour, baking powder and salt until just combined, then fold in the chocolate chips.
Assembly & Baking
- Preheat the oven to 180°C fan (200°C/400°F)/gas 6 and line a 20cm square tin with baking paper.
- Dollop the brownie batter into the tin, smoothing it to the edges.
- Top with spoonfuls of cookie dough and use a skewer to swirl the two batters together.
- Bake for 25–30 minutes until the edges are set but the centre still wobbles.
- Allow to cool completely in the tin before slicing into squares.

