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Gooey, rich, and super chocolatey triple chocolate brownie recipe!

‘Back to basics’

So, I thought I would start a new series on the blog – ‘Back to Basics’. This is because I have a lot of themed or flavoured bakes on my blog, but some of the actual basics haven’t been covered. I technically have a triple chocolate brownies post on my blog, and these brownies are the exact same, but they’re my Christmas tree brownies. I thought it would be best to do a fresh new post for these beauties!

The ‘Back to Basics’ series will literally cover the basic of baking recipes… traybakes, cakes, cheesecakes etc, but as I was in the mood for a super chocolatey flavour, I thought brownies has the best place to start! Also, my mum has been bugging me for a good while now to make a batch of these, so I thought I would oblige to keep her sweet.

Recipe experimentation

I make my brownies in a particular way, as for years and years I struggled with brownies. There are so many different methods out there, and I often found that they took far too long to bake. As long as the brownies have got hot, the gooeyness doesn’t really matter and its not going to kill you, so no brownies were ever harmed in my experiments.

Often, I used to use a recipe that briefly mixed the butter, eggs and sugar so the mixture itself was completely different, but after trying out a few recipes such as the BBC Good Food recipe, I much preferred the whisking technique.

The whisk method

When you put the whisking technique side by side with a different one, I often find you can even just see the differences. The look, texture and more. I much much MUCH prefer this whisking method.

With this method, you basically whisk together the eggs and sugar to a really thick mousse, and its what gives the brownies their texture. You MUST whisk them for basically a really long time until the mixture is much much paler, thicker, and more than doubled in volume. If you briefly mix, it probably won’t work as well. Also, when you then mix the rest of the ingredients, mix them BY HAND so you don’t deflate the mousse.

Stand/hand mixers

I like 99% of the time use my stand mixer for these kinda thangs, as I find it SO much easier, but I get that not everyone has a stand mixer. You can also use a simple electric hand whisk, and its 100% worth it. If you’re in the UK, you can get a basic hand mixer for under £15, and even cheaper in some other actual shops, and this makes baking so so much easier.

Even with a hand mixer, you can get the texture you want. It might just take a smidge longer, but again… you’re going to save your arm and probably your brownies! It is completely up to you however though! 

Folding

When you fold the melted chocolate/butter, and flour/cocoa powder into your egg mousse mix, you want to be as careful as you can, because if you go and beat it all in you might cause your mixture to be too runny.

I can often get comments saying that peoples brownies are taking far too long to bake, and thats down to the mix. People can say they followed the recipe “to a T” all they like, but something went wrong. It can be down to ingredients, but usually… its the mix with brownies. Too liquid, not mixed enough, etc.

Chocolate

For the actual chocolate chips in the recipe, you can use supermarket own chocolate, cadburys chunks, galaxy etc… but I wouldn’t make them too large. For the ones in the pictures, I used Callebaut chocolate chips because I love them, but equally I often use Tesco’s own chocolate bars that come in at 45p per 100g of chocolate.

This is obviously cheaper than Cadburys which can often be £1 per 100g. HOWEVER… for the base of the brownie mixture, YOU MUST USE DARK CHOCOLATE. 70% OR DARKER. No, you can’t taste it like a chunk of dark chocolate, it just makes it so fudgey and delicious, and it naturally sweets so you do NOT need to worry.

Honestly, these brownies are SO GOOD, so I hope you all love these as much as everyone I know does. Enjoy! And I will be posting another ‘Back to Basics’ soon…! x

Triple Chocolate Brownies!

Gooey, rich, and super chocolatey triple chocolate brownies!
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Category: Traybakes
Type: Brownies
Keyword: Chocolate
Prep Time: 10 minutes
Cook Time: 30 minutes
Total Time: 40 minutes
Servings: 16 Pieces
Author: Jane's Patisserie

Ingredients

  • 200 g dark chocolate (70%+ cocoa content)
  • 200 g unsalted butter
  • 3 large eggs (or 4 medium)
  • 275 g caster sugar
  • 100 g plain flour
  • 50 g cocoa powder
  • 100 g white chocolate (Chips/Chunks)
  • 100 g milk chocolate (Chips/Chunks)
  • 100 g dark chocolate (Chips/Chunks)

Instructions

  • Preheat your oven to 180C/160C Fan and line a 9″ square baking tray with parchment paper.
  • Melt together the unsalted butter and dark chocolate in a heatproof bowl over a pan of boiling water, on the microwave for 1-2 minutes until melted. Leave to the side to cool to room temperature!
  • Using an electric whisk/stand mixer, whisk together the eggs & caster sugar for a few minutes until the colour has turned pale, is very mousse like, and is double the original volume of the amount of eggs + sugar! 
  • You will know its done because when you lift the whisk up out of the mix it should leave a trail for a couple of seconds before disappearing!
  • When whisked, pour the cooled chocolate mix over eggs and fold together carefully. It might take some time, but be patient – you don’t want to knock out the air you made up on the previous step!
  • Once completely combined, sift the cocoa powder and plain flour on top of the chocolate mix and then fold together again – still be careful to not knock out the air!
  • Once combined well, fold through the chocolate chips and pour into the prepared tin – bake in the oven for 25-30 minutes! Once baked, leave to cool in the tin completely.

Notes

  • These triple chocolate brownies will last in an airtight container for 1 week!
  • If you find they're a bit hard to cut, stick them in the fridge for an hour and it'll make it a lot easier!
  • If they're not done in the time stated, then stick them in for longer, and cover with foil to prevent burning
  • They should be done when they're slightly wobbling when you shake the tin
  • I use this 9" square tin in this recipe!
  • Recipe updated May 2021 - flour used to be 90, cocoa powder used to be 35g. Both recipes work, I just much prefer the increased flour/cocoa. 

 

ENJOY!

Find my other Brownies Recipes on my Recipes Page!

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J x

© Jane’s Patisserie. All images & content are copyright protected. Do not use my images without prior permission. If you want to republish this recipe, please re-write the recipe in your own words and credit me, or link back to this post for the recipe.

680 Comments

  1. Charlotte on March 19, 2021 at 10:48 am

    Could I use an 8 inch tin?

  2. Sophia on March 18, 2021 at 11:11 pm

    5 stars
    Hi Jane, hope you are well😊 I absolutely love this recipe and use it religiously but I’m wanting to make some Easter themed brownies using mini eggs. Would it be possible to substitute the chocolate chunks for mini eggs with this recipe or is there another one of your brownie recipes you think would be better suited to to using mini eggs? Thank you!!

  3. Claire on March 18, 2021 at 6:27 pm

    Hi can I use an 8inch square tin for this and if so do I cook it longer thanks xx

    • Jane's Patisserie on March 27, 2021 at 2:05 pm

      Hello! Ideally you would use a 9 inch for the best results but you can try it and yes baking time will increase slightly x



  4. Evie on March 17, 2021 at 9:18 pm

    Hello! I was wondering how long roughly you would usually whisk these for? I made your Bailey’s Brownies before (absolutely INCREDIBLE) and even after mixing with a hand whisk on full blast for about half an hour, although the mixture had increased in size and thickened, I definitely wouldn’t say it had doubled in volume or was a mousse consistency! Was just wondering whether it needs to be a lot longer than that. 🙂 Thank you so much!!

    • Jane's Patisserie on March 17, 2021 at 9:21 pm

      Half an hour probably means its been over done as it really shouldn’t take that long at all!



    • Mandy on April 11, 2021 at 4:32 pm

      5 stars
      Absolutely ❤ these although they take ages to bake. I’ve read through others comments and notice the problem may be the dark chocolate for the base. Can you advise what one is best to use. I’ve used Cadburys dark so maybe thats the reason why they take so long to bake.



    • Jane's Patisserie on April 13, 2021 at 8:32 pm

      You need to use one that is 70%+ cocoa content and unfortunately the Cadbury’s one isn’t!! x



  5. Kathy on March 16, 2021 at 12:26 pm

    Hi Jane,
    Your recipes are by far the best. I use your base brownie mix and add different flavours. However I’m just wondering can you use white granulated sugar instead of light brown and Stork or a cake spread instead of unsalted butter?
    Also I’ve found that the recipe halved fits a 8” round tin perfectly but I’m hit and miss with the bake time. What would you recommend?
    Thank you. X

    • Jane's Patisserie on March 23, 2021 at 3:24 pm

      I would recommend caster sugar instead of white granulated! And stork can be used yes!



  6. Mia on March 15, 2021 at 2:07 pm

    Hi Jane! I’m looking to make these soon but I want to add marvellous creation instead of chocolate chunks or add the ingredients of marvellous creations into the brownie (the popping candy, jelly beans and chocolate beans etc.) separately. Would this work and which way would you suggest doing it?

    • Jane's Patisserie on March 23, 2021 at 3:18 pm

      So some ingredients such as the popping candy and jelly beans etc may be best to add on at the end for decoration, but otherwise I’d say its worth a go!



  7. Maleeha on March 12, 2021 at 11:35 am

    Hi Jane, hope your well. If I was to make this brownie recipe in a 9/10inch round tin, and make a ‘brownie cake’ would this work? Would I potentially need to do anything different?

    • Jane's Patisserie on March 15, 2021 at 12:57 pm

      Hello! A 9 inch square tin is equal to a 10 inch round so that would be the best to use as its a straight swap!x



  8. Ayesha on March 7, 2021 at 9:30 pm

    5 stars
    Made this today and tasted amazing thank you

  9. Cathy Morgan on March 7, 2021 at 1:25 pm

    We absolutely love these brownies in our house. It’s my sons birthday coming up and was wondering could I possibly use this recipe and make cupcake brownies instead of a tray?
    Thanks a mill xx

    • Jane's Patisserie on March 8, 2021 at 7:50 pm

      Yeah you can do!! They’d take about 20 minutes to bake x



  10. Kirsty on March 6, 2021 at 5:40 pm

    Can you use salted butter instead of unsalted without it altering the taste?

  11. Beccy on March 5, 2021 at 7:57 am

    Hi Jane ,
    Are the brownies able to be frozen ?

  12. Resh on March 5, 2021 at 1:35 am

    Hi Jane,
    I tried these brownies at 160 fan but they seemed to take ages to bake. I made sure that the eggs doubled in size etc. Where could I have gone wrong? Do you use a fan oven, and if so, what shelf so you tend to bake your brownies on?
    Thanks in advance!

    • Jane's Patisserie on March 6, 2021 at 7:06 pm

      What chocolate did you use for the base brownie?



    • Julie on March 13, 2021 at 1:09 pm

      5 stars
      Could I use hot chocolate instead of cocoa powder? Trying to avoid heading to the shop; but desperate to make some of these today.



    • Jane's Patisserie on March 14, 2021 at 9:07 pm

      It really really depends on the hot chocolate – I only use whittard hot chocolate for baking and that works as supermarket ones dont really work! x



  13. Ros on March 1, 2021 at 6:34 pm

    Hi Jane!

    Can I change the 200g of dark chocolate to milk chocolate for these brownies?

    Love your blog btw!

    • Jane's Patisserie on March 1, 2021 at 10:01 pm

      No, you need to use the dark chocolate – the cocoa content is important! xx



    • Lia on February 23, 2025 at 11:24 pm

      I used milk chocolate and they came out really good!



  14. Jade on February 28, 2021 at 7:34 am

    Made these yesterday for my family and they are nearly gone! They are amazing. I have some shallow boxes I was hoping to box some up in to give to relatives, the brownies are slightly too tall. Do you think I could half the recipe and split between two 9” tins? Or would it be best to use 2 8”?

    • Jane's Patisserie on February 28, 2021 at 11:29 am

      I would use 2×8 – they would be far too thin in two 9″ x



  15. Jane on February 25, 2021 at 1:07 pm

    Hi,
    Do you think I could make this in a 9” round tin without changing the quantities and just increase the baking time slightly or would it be too thick?

    • Jane's Patisserie on February 25, 2021 at 1:28 pm

      That should be fine – typically it would be a 10″ round but it should be alright x



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