I have taken two of my most popular recipes and sandwiched them together to form these divine Brookies
Posted April 30, 2022, Updated November 19, 2025

These Brookies are a combination of my One Pot Brownie and my Chewy Chocolate Chip Cookie recipes, two of the most popular recipes on my website!
This is 100% not an original idea, I was in a café a few months ago and saw these in the cabinet and thought I could totally come up with my version of that! So I got creating, and these delicious morsels are the end result.
If you are looking for a healthy recipe you might wish to skip this one! It has all the deliciousness of a brownie and a cookie combined. Rich, decadent and sweet.
I played around with the quantities of both recipes to reduce them and get the right balance of brownie to cookie. These are just a fun decadent treat that will impress your sweet loving friends.
The ingredients are simple pantry basics, as follows
-
Butter
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Plain White Flour
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White Sugar
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Brown Sugar
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Baking Soda
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Eggs
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Cocoa
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Salt
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Vanilla
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Chocolate Drops or Chips
Ideally you will want to use a stand mixer for this one as it makes the first step of mixing the butter and sugars easier or an electric hand held beater. I first make the brownie then wash the mixer bowl and then make the cookie layer.
I have reduced my brownie recipe by a third, it is so easy to make. Simply a matter of combining the butter, sugar, vanilla and salt and mixing well until pale and creamy. Then adding the eggs one at a time and combining well.
The trick to a good brownie is not overmixing once you add the flour and cocoa as this makes a fluffy cakey brownie, where we want a rich dense one. So when we finally add the cocoa and flour its just a light combination.
Preparing the baking pan is important, you want the sides of the baking paper to overlap so that you can lift out the whole slice once cold, so ensure this step is taken.
Carefully spoon the brownie mixture into the prepared pan and spread evenly then set aside while you prepare the cookie layer.
Then I clean out the mixer bowl, dry and start on the cookie dough using the same bowl.
Again a lovely simple recipe, combining the butter and sugars, then adding the eggs until the mixer is lovely and light and creamy. Then I pour in the dry ingredients and lightly fold through before mixing through the chocolate.
You do need to take care adding the cookie layer to the brownie. Normally with this cookie dough you would chill it before baking but no need here for a slice.
I take spoonful’s and place gently on top of the brownie and gently spread it out as I place it on the brownie. You want the cookie layer to completely cover the brownie if possible.
Then I will bake the slice for 20 minutes covered then at least a further 20 uncovered until the cookie layer is golden brown and the brownie layer is no longer a wet batter.
It is important for this recipe that the Brookie slice completely cools before removing it from the pan and slicing it. You can serve it warm or cold, and of course it will freeze beautifully for another day if needed.
I hope you love my version of Brookies, the perfect combo of Brownie and Chocolate Chip Cookies in a slice.
So onto the recipe for my version of Brookies.
Brookies (Brownie & Chocolate Chip Cookie Slice)
Delicious, decadent and so easy, a lovely combination of Brownie and Chocolate Chip Cookies
Ingredients
Brownie Layer
- 115 g Butter, melted
- 1 Cup White Sugar, 220 g
- 1 teaspoon Vanilla Essence
- ¼ teaspoon Fine Salt
- 2 Eggs
- ⅔ Cup Cocoa Powder, 65 g
- ¼ Cup Plain White Flour, 35 g
Cookie Layer
- 1 Cup Plain White Flour, 150 g
- ¼ teaspoon Baking Soda
- ¼ teaspoon Salt
- 85 g Butter, melted
- ½ Cup Brown Sugar, 100 g
- ¼ Cup White Sugar 55 g
- 1½ teaspoons Vanilla Essence
- 1 Egg
- 1 Cup Chocolate Drops or Chips, 150 g
Instructions
- Preheat the oven to 170°C. Line a 23 cm square non-stick pan with baking paper, allowing overhang on two sides for easy removal. Spray the pan lightly with cooking spray first.
- To make the brownie layer in a stand mixer bowl using a paddle attachment, beat the butter, sugar, vanilla, and salt for 4 minutes until pale and fluffy.
- Add the eggs one at a time, beating well after each addition until pale and creamy.
- Sift in the cocoa and flour, mixing gently until just combined. Avoid overmixing.
- Spread the brownie mixture evenly into the prepared pan and set aside
- To make the cookie layer clean and dry the stand mixer bowl.
- In a small bowl, add the flour, baking soda, and salt and stir well to combine and set aside.
- In the stand mixer, beat the melted butter, brown sugar, and white sugar for 4 minutes until creamy.
- Add the vanilla and egg, beating for 2 minutes until pale and smooth.
- Add the flour mixture and mix until just combined and fold in the chocolate drops.
- Take spoonful's of the cookie mixture and gently place on top of the brownie layer, gently spreading each spoonful as you place it. The dough is soft and sticky so it does spread well.
- You want the cookie dough to cover the entire brownie mixture as evenly as you can without pressing the dough into the brownie.
- Cover with foil and bake for 20 minutes. Remove the foil and bake for another 20–30 minutes, until the cookie layer is golden and a skewer comes out moist but clean from the brownie layer.
- Cool completely in the pan, then use the baking paper overhang to lift out. Chill in the fridge if needed for easier slicing.
- Slice into squares and store in an airtight container for up to 4–5 days. Alternatively, freeze the Brookie whole or sliced, wrapped in plastic and stored in an airtight container.
- Enjoy!
Notes
What measuring cup size do you use?
My cups are 250ml
Can I mix the cookie dough through the brownie mixture in dollops rather than a layer?
Absolutely, I just prefer the even look and taste of the layers which is why there is a thick layer of cookie.
Can I freeze Brookies once they are baked?
Yes! Once the Brookies are completely cold you can remove from the pan and wrap well in plastic wrap then into an airtight container to freeze. Remove the night before you wish to eat it and leave it at room temperature.
Nutrition Information:
Yield: 20 Serving Size: 1Amount Per Serving: Calories: 328Total Fat: 13gSaturated Fat: 8gUnsaturated Fat: 6gCholesterol: 52mgSodium: 158mgCarbohydrates: 46gFiber: 3gSugar: 28gProtein: 5g
JustAMumNZ.com, occasionally offers nutritional information for recipes contained on this site. This information is provided as a courtesy and is an estimate only. This information comes from online calculators. Although justamumnz.com attempts to provide accurate nutritional information, these figures are only estimates.
I cannot wait to hear what you think of this one! Be sure to let me know in the comments below if you try it.
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Happy Baking!
Anna
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adayinthelifeofasahm says
How do you find the time to bake? I used to bake loads but with a very active crawler I can’t seem to find the time to fit it in anymore
justamumnz says
This is my job now, one I started when my youngest was 4 so I had a bit of time when she was in day care and in the evenings. You are right in what I think is the hardest time of parenting, they are so dependent on you and your eyes at all times! I would give yourself some grace, if they are happy to sit in the bouncer or by you while you bake for pleasure then go for it! Otherwise use your time as you need and buy a packet of biscuits or a slice from the supermarket. They are only little for such a short time.
Robyn says
Have to try these! I just made a 1/2 batch of chocolate chunk cookies using Rum and Raisin chocolate, but these are next.
Joy says
Grand-kids absolutely loved it