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Home » Recipes » Cakes

The Best Ever Ultimate Chocolate Mud Cake

Modified: May 5, 2025 · Published: Feb 21, 2024 by Claire Cameron · This post may contain affiliate links · 391 Comments

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If you’re looking for the Best Ever Ultimate Chocolate Mud Cake then look no further because you will not find a rich chocolate mud cake recipe better than this one. It’s the most moist chocolate cake, decadently rich, delicious, not too sweet and easy to make.

We're huge chocolate cake fans around here. Some more favourites include: Simple 5-Ingredients Flourless Chocolate Cake, The Best Brownie Recipe You'll Ever Try and for something a little less decadent - Easy Chocolate and Coconut Slice.

Slice of rich chocolate mudcake with thick chocolate fudge icing on a silver cake server on a blue platter.

Quick look at The Best Ever Ultimate Chocolate Mud Cake

  • ⏲️ 10 mins hands on (1h baking + icing time) - every second worth it!
  • 🛒 Ingredients: 10
  • 🍽️ Makes: 1 large 25cm cake
  • 🧑‍🍳 Difficulty: Easy (but requires the stove).
  • 🗃️ Make ahead: Make up to 3 days ahead (or pre-make & freeze un-iced).

This is my go-to mudcake recipe! I have used it for years and ALWAYS get rave reviews. I make it with either a white chocolate or dark chocolate ganache. It's yummmmmmmm

I am not exaggerating when I say this is THE BEST chocolate mud cake you'll ever make. It was once a secret family recipe passed to my Mum by a friend to make my 21st Birthday cake (a while ago now!).

We've since made it 100+ times and every time it is a hit. It took a lot of years of begging but she finally agreed to let me share the recipe here. Your search for the perfect Chocolate Mud Cake Recipe is over.

Why Make THIS Chocolate Mudcake Recipe

1. It’s ultra-moist and rich without being overly sweet - A lot of mud cakes are either dry or sickly sweet—but this one hits the balance perfectly.

2. The coffee intensifies the chocolate flavour (without tasting like coffee) - Adding strong coffee deepens the chocolate flavour, giving it an extra layer of richness you don’t get in basic recipes.

3. It’s a simple, one-bowl-style method (no complicated steps) - Everything is melted together and then mixed. No creaming butter, no fancy techniques.

👉 Compared to other mud cakes, this makes it:

  • more beginner-friendly
  • harder to mess up
  • quicker to prep

4. The glossy fudge icing takes it to bakery-level - The icing isn’t just a basic ganache, it’s a rich, glossy fudge-style topping that thickens to the perfect spreadable consistency (if you can resist eating it all before spreading on the cake).

👉 This is what makes it feel like a special occasion cake, not just a basic bake.

5. It’s tested, proven, and reliable - With dozens of ratings and consistent results, this isn’t a “maybe it works” recipe, it’s one people have already made successfully many times.

Jump to:
  • Quick look at The Best Ever Ultimate Chocolate Mud Cake
  • Why Make THIS Chocolate Mudcake Recipe
  • Recipe Ingredients
  • How To Make The Best Ever Ultimate Chocolate Mud Cake
  • Recipe FAQs
  • More Chocolate Cake Recipes
  • Recipe
Close up image of a portion of the top of a rich chocolate mudcake's fudge icing.

As you reach the cake layer you press a little harder and the cake crumbles and squishes a little onto the fork.

You raise it to your mouth and get another whiff of intoxicating chocolate.

In case you’re looking for the best ever chocolate mud cake in a gluten-free version, here you go – best ever flourless chocolate cake.

It hits your lips and then the icing coats your teeth and lips like lipstick.

As soon as the flavour hits your tongue you want more of the tender crumb and smooth as silk icing. You’re in chocolate mud cake cake heaven.

Rich chocolate mudcake the best ever chocolate mudcake

Ok back you come. I so wish that there was a way you could smell this cake through the computer because I guarantee you’d be diving into your screen to get a taste.

Yesterday, a friend emailed me asking for the best chocolate cake recipe.

‘I know you have a lot on the blog, but which would you say is best?’

Her question couldn’t have come at a better time because this is quite possibly the best ever chocolate mud cake.

I know there are a lot of different recipes out there but this one really is the perfect chocolate mud cake. 

It's our go-to for any special occasions.

It’s the best that I’ve made that’s for sure.

I know it’s a big call but I can confidently say that (edit: and if you read the comments you’ll see others agree!).

Recipe Ingredients

Block of dark chocolate, bowls of butter, flour, sugar, cocoa, bottle of vanilla & 2 eggs - ingredients for chocolate mud cake.

To make the perfect cake you will need: 

  • Butter - good quality butter that comes in a foil-wrapped block
  • Dark chocolate - the best quality you can get. If dark chocolate is a little too rich you can substitute ¼ of it with milk chocolate. 
  • Strong coffee - you can use instant espresso powder mixed with boiling water. Don't be put off if you don't like coffee. You can't taste it in the final cake but it adds a lovely depth to it. 
  • Caster sugar - also called superfine sugar
  • Plain flour - or you can use spelt flour
  • Baking powder 
  • Cocoa powder - adds extra chocolate flavor
  • Eggs
  • Vanilla extract - we like to use homemade vanilla extract
Rich chocolate mudcake

Of course that is just my opinion, feel free to make it just to prove me wrong (or back me up), any excuse to bake it will do.

Like a little mint with your chocolate? Then you might enjoy our choc-peppermint mud cake.

The recipe is quite similar to one I was given by my mum’s friend. It’s a secret recipe that I’m not allowed to blog, but this one, well this one I’m allowed to share and share it I will.

How To Make The Best Ever Ultimate Chocolate Mud Cake

  1. Pre-heat the oven to 180C fan-forced and grease and line a 25cm springform cake tin with parchment paper. Alternatively, line 2 x 20cm round cake pan to make a double layer cake. 
  2. In a small saucepan, melt butter, chocolate and hot coffee over low heat, stirring, until the chocolate has dissolved.
  3. Add the sugar to the pot and stir it in until it has dissolved too.
  4. Pour the wet chocolate mixture into a heat-proof bowl.
  5. Sift the flour, cocoa and baking powder over the top of the wet ingredients and whisk them into the liquid then whisk in the eggs then the vanilla.
  6. Once everything is combined, pour the cake batter into the tin.
  7. Bake the cake for 1 hour or until a cake tester inserted in the middle comes out clean.
  8. Leave the cake to cool completely in the tin on a wire rack.
  9. Ice the cooled cake with chocolate fudge icing. 

The cake is even better the next day. 

I often make the cake at least a day in advance and ice on the day of serving. 

What To Ice The Best Ever Ultimate Chocolate Mud Cake With

I do love ganache but sometimes it can be a bit rich even to me. 

I don’t know why. 

Maybe it’s made with super duper rich chocolate? My most favourite chocolate icing is chocolate fudge icing made with real chocolate.

It has no cream but a lot of butter, chocolate and brown sugar instead of icing sugar and it is just so light and fluffy and sweet and chocolatey and smooth and … do you get the picture?

You could also use a chocolate buttercream frosting. 


Recipe FAQs

Why is The Best Ever Ultimate Chocolate Mud Cake batter really runny?

Unlike most cake batters, the key to a fudgy chocolate cake is a nice runny chocolatey cake batter. 

Does The Best Ever Ultimate Chocolate Mud Cake taste strongly of coffee?

I’m not a fan of coffee and I have to say you can’t taste it at all. It just adds a nice richness to the cake. I will say though, make sure you’re using a good-quality vanilla extract rather than a vanilla essence.

I want to make two small cakes. Would the The Best Ever Ultimate Chocolate Mud Cake mixture be enough to make in two loaf tins?

Yes indeed you could make it in two loaf tins. I’d strongly advise lining them as well as greasing them.

Have you ever baked smaller sizes of The Best Ever Ultimate Chocolate Mud Cake?

I have used this recipe to bake cupcakes and other shapes in smaller sizes. You’ll just need to start checking on them a lot sooner so you don’t burn them. For cupcakes, start at 25 minutes.

How far in advance can you make The Best Ever Ultimate Chocolate Mud Cake?

I have made it up to 3 days in advance but I usually ice it at the earliest the day before serving. You can also make the cake up to 3 months in advance and freeze it.

To freeze wrap in plastic wrap then in aluminium foil. Make sure it is fully thawed to room temperature before icing.

Can you use The Best Ever Ultimate Chocolate Mud Cake to make Mississippi Mud Cake?

Mississippi mud cake is essentially a mudcake that you top with marshmallows while it is still warm from the oven and then ice with chocolate icing. You could definitely use this classic mud cake recipe to make it. 

​

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Printable recipe card

You might also like our red velvet cake with buttercream icing.

Rich chocolate mudcake

More Chocolate Cake Recipes

  • Kids chocolate cake recipe
    Chocolate Cake Recipe For Kids
  • Chocolate banana cake
    Chocolate banana cake
  • Gluten and dairy free chocolate celebration cake
    Gluten and dairy free chocolate celebration cake
  • Sprinkling icing sugar on a flourless chocolate cake
    5 Ingredient flourless chocolate cake

 MADE THE BEST EVER ULTIMATE CHOCOLATE MUD CAKE AND LOVED IT?  Please leave a ⭐️STAR rating and COMMENT below- I love connecting with you! Tag me with your creations on Instagram and find me on Pinterest.

Recipe

Best ever chocolate mud cake

The best ever chocolate mud cake

If you’re looking for the best ever chocolate mud cake then look no further because you will not find a rich chocolate mud cake recipe better than this one. It’s the most moist chocolate cake, decadently rich, delicious, not too sweet and easy to make.
4.52 from 86 votes
Print Pin Rate SaveSaved!
Course: Snacks, desserts & condiments
Cuisine: Cake, Dessert
Prep Time: 40 minutes minutes
Cook Time: 1 hour hour
Total Time: 1 hour hour 40 minutes minutes
Servings: 12
Calories: 731kcal
Author: Claire Cameron

Ingredients

  • CAKE
  • 250 g 2 sticks butter
  • 200 g 7oz dark chocolate
  • 375 ml 1½ cups strong coffee (ie 375ml water with coffee dissolved - about 1 tablespoon if you use instant coffee granules)
  • 450 g 16oz caster sugar
  • 175 g 6oz plain flour
  • 1 teaspoon baking powder
  • 3 tablespoon cocoa powder
  • 2 free-range eggs
  • 2 teaspoon vanilla extract
  • ICING
  • 125 ml ½ cup water
  • 30 g 1oz dark brown sugar
  • 175 g 6oz unsalted butter, cubed
  • 300 g 10oz good-quality dark chocolate, finely chopped

Instructions

Cake

  • Pre-heat the oven to 180C fan-forced and grease and line a 25cm springform tin.
  • In a small saucepan, melt the butter, chocolate and coffee over low heat, stirring, until the chocolate has dissolved.
  • Add the sugar to the pot and stir it in until it has dissolved too.
  • Pour the mixture into a heat-proof bowl.
  • Sift the flour, cocoa and baking powder over the top and whisk them into the liquid then whisk in the eggs then the vanilla.
  • Once everything is combined, pour the batter into the tin.
  • Bake the cake for 1 hour or until a cake tester inserted in the middle comes out clean.
  • Leave the cake to cool completely in the tin.

Icing

  • Put the water, 30g dark sugar and 175g butter in a pan over a low heat to melt.
  • When the mixture begins to bubble, take the pan off the heat and add the chopped chocolate, swirling the pan so all the chocolate is heated.
  • Leave it for a minute or two and then whisk until the icing turns smooth and glossy.
  • Leave it for 1-3 hours and whisk every 20-30 minutes until it is thick.
  • When the cake has cooled spread it with the fudge icing.

Nutrition

Calories: 731kcal | Carbohydrates: 71g | Protein: 6g | Fat: 48g | Saturated Fat: 29g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 13g | Trans Fat: 1g | Cholesterol: 105mg | Sodium: 285mg | Potassium: 382mg | Fiber: 5g | Sugar: 50g | Vitamin A: 941IU | Calcium: 74mg | Iron: 6mg
Have you made this recipe? I'd love to hear what you think. Tag me on Instagram @clairekcreations

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  • Chocolate fudge icing made with real chocolate
    Best Chocolate Icing Made With Real Chocolate
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    Cinnamon Roll Pound Cake With Cinnamon Frosting
  • Best ever flourless chocolate cake (easy recipe)
    Best ever flourless chocolate cake (easy recipe)
  • Best vanilla almond cake (with honey lemon syrup)
    Vanilla Almond Cake (With Honey Lemon Syrup)

Comments

  1. Sarah says

    June 01, 2013 at 8:02 pm

    I just made this cake as a surprise gift for my good friend's birthday! I'm very excited, it seems to have turned out perfectly, the icing looks delicious too! I have yet to ice it though as the cake is still mildly warm.
    As my friend has just had a baby (1 week old) I substituted the coffee with decaf espresso, and as my household is wheat intolerant I used spelt flour instead of normal flour too.

    Reply
    • Claire says

      June 02, 2013 at 12:29 pm

      Sounds wonderful Sarah. I hope everyone liked it!

  2. Sneha says

    May 31, 2013 at 3:29 pm

    I love how this cake looks & am so sure its gonna taste better!! Making this for my husband's birthday tomorrow!!

    Reply
    • Claire says

      May 31, 2013 at 3:59 pm

      I hope he likes it Sneha. He will :-)

  3. Jodie says

    May 15, 2013 at 7:07 pm

    I just have to say Claire, this is SERIOUSLY THE BEST CHOC MUD CAKE EVER!!
    I have made it twice. Most recently in the weekend for my father in laws b'day cake. He was in heaven! Seriously decadent and a recipe not to be rushed! The first time i baked it i was too impatient and removed it from the tin when it was still warm! I saved what I could and made cake pops with the rest! Excellent recipe! THANKS! Jodie NZ

    Reply
    • Claire says

      May 15, 2013 at 8:41 pm

      So glad you like it Jodie! I think I could almost eat the whole cake in one sitting!

  4. Tatum says

    May 11, 2013 at 3:54 pm

    I have just made this amazing cake for tomorrow how should I store it overnight? Silly question I know but I don't bake much. Thank you

    Reply
    • Claire says

      May 12, 2013 at 7:30 am

      Hi Tatum. I send you an email but I'd just keep it in an airtight container on the bench.

  5. Rosie says

    May 08, 2013 at 5:20 pm

    I plan to make this for mothers day as my mum loves all things chocolate. I was amazed at how the chocolate icing looked in this recipe but neither me or my mum are too keen on the bitter taste dark chocolate has. Does the icing or cake taste a lot like dark chocolate or does the butter & water (in the frosting recipe) make up for that bitterness.
    If it does taste a lot like dark chocolate can i use milk chocolate in the frosting instead?

    Reply
    • Claire says

      May 08, 2013 at 9:17 pm

      Rosie I don't see why you couldn't use milk chocolate if you wanted to but it might be a bit too weak. I'd probably just go for the darkest chocolate that you think isn't too bitter.

  6. Maree says

    February 21, 2013 at 9:47 pm

    I don't like coffee ! Is there any trace of it or does that choco haze just engulf you ?

    Reply
    • Claire says

      February 22, 2013 at 8:16 am

      Maree I don't like coffee either but I love this cake. Definite choco haze engulfing!

    • Rhonda B says

      August 12, 2015 at 12:57 am

      Hi Claire, I'm new to your blog but so pleased I found you. In place of coffee my mum (great cook) would use Caro or a similar product as we don't drink coffee. Thanks for all the gluten free, healthier options using coconut oil etc. this is an area I need/want to follow far more strictly & I know my grandies will love your recipes because their precious mum is also a bit of a health nut as you can be when not baking luscious mud cakes I want to make for hubby (of course ). Thank you again.

    • Claire says

      August 13, 2015 at 1:36 pm

      Welcome Rhonda! I will have to give the Caro a go. I've never actually heard of it but off to investigate now. Haha yep I am part health nut part rich chocolate, mud cake sugar addict!

  7. Gillian Ashurst says

    February 21, 2013 at 12:14 pm

    Looks like this has to be the next offering for our guests arriving at Haven Homestay on the weekend!

    Reply
    • Claire says

      February 21, 2013 at 1:26 pm

      Yay! You'll have to share a pic Gill!

  8. Christine @ Cooking Crusade says

    February 21, 2013 at 11:46 am

    It looks so moist, rich and delicious! I think a good chocolate cake recipe is important to every lady as owning a great LBD :) and that frosting looks to die for! I've never made frosting like that before will have to give it a go!!

    Reply
    • Claire says

      February 21, 2013 at 1:26 pm

      Most definitely Christine and like an LBD it doesn't hurt to have a few.

  9. Lorraine @ Not Quite Nigella says

    February 21, 2013 at 11:02 am

    That looks so lovely and rich! And I like how generously you've added the icing (usually my favourite part :P).

    Reply
    • Claire says

      February 21, 2013 at 11:13 am

      They're equally as good Lorraine but I could have eaten a bowl of icing on its own!

  10. The Life of Clare says

    February 21, 2013 at 6:55 am

    This recipe sounds divine! Would I still like it even though I'm not a fan of coffee? You description was mouth watering.

    Reply
    • Claire says

      February 21, 2013 at 7:37 am

      Definitely Clare. I'm not a coffee drinker either. It just adds extra oomph to the chocolate but you can't taste it.

  11. Hotly Spiced says

    February 20, 2013 at 9:18 pm

    I'm so glad you posted this because tomorrow I have to make cupcakes for Alfie's 8th birthday - cupcakes he can take into his class to share with everyone else. However, I see this has coffee in it. Probably not the best thing for little boys? I want to do chocolate cupcakes with a meringue frosting and of course, definitely no nuts - they're banned. Great looking cake - looks incredibly moist xx

    Reply
    • Claire says

      February 21, 2013 at 7:39 am

      Hmm I'm not sure Charlie. You could use coffee essence instead or just use very very weak coffee? It's really just to add extra oomph so maybe even just add boiling water and a little extra cocoa? Meringue frosting sounds delicious! I'm sure we'll see the cupcakes? Happy Birthday Alfie! x

    • Jade says

      June 16, 2013 at 7:49 am

      Hello, I was just wondering if you we're to add coffee escense instead of coffee how much would you add? Would you add it to the recipe the same way you would add the actual coffee?? This recipe looks amazing and I can't wait to try it!

    • Claire says

      June 16, 2013 at 7:56 am

      Hi Jade. I would probably just use a teaspoon and yes you could add it at the same time. If you wanted to leave it out it wouldn't be too disastrous. You could just add a little extra vanilla instead. It's up to you. Enjoy!

    • melissa warren says

      January 21, 2016 at 11:31 pm

      Hi claire. I tried this and it was realllllly reallllly runny. I presume the fail was the 375ml water with coffee? I doubled recipe will this make it not set? I doubked time also but it only made a lid on it and looked like a self saucing pudding. Can you tell me what I done wrong? Thank

    • Claire says

      January 22, 2016 at 2:04 pm

      Hi Melissa. I'm so sorry it didn't turn out well for you. Generally I advise making two separate cakes rather than doubling it as it does seem to burn on the outside and not cook in the middle. What size tin did you use? If you want to email me [email protected] I can help you out more that way?

    • lynda fletcher says

      May 27, 2016 at 1:10 pm

      icing for this cake is lovely its thick but not firm is that how it suppose to be, bit confused

    • Claire says

      June 13, 2016 at 8:59 pm

      Yes that's right Lynda it's still a bit spreadable. If you put it in the fridge it will harden but I like to leave it at room temperature.

  12. Kristin says

    February 20, 2013 at 3:58 pm

    Yum! I'm totally craving a piece x

    Reply
    • Claire says

      February 20, 2013 at 4:16 pm

      I could have given you a taste on Sunday!

  13. Jess says

    February 20, 2013 at 2:24 pm

    Oh wow - this was so not the thing to see right before lunch. Now I'm scheming to get my hands on some chocolate. Although, I don't think there's any chance I'll find somethign THIS good.

    Reply
    • Claire says

      February 20, 2013 at 4:16 pm

      You'll just have to make it Jess!

  14. Stephanie @ henry happened says

    February 20, 2013 at 2:02 pm

    Claire, this looks like a little piece of heaven. Henry's birthday is this weekend and I just might have to make this - even tho he wanted carrot cake, ha!

    Reply
    • Claire says

      February 20, 2013 at 4:17 pm

      Carrot cake? What a sophisticated young man you have!

  15. The Café Sucré Farine says

    February 20, 2013 at 1:43 pm

    Looks fabulous Claire and if it didn't look so good you would certainly have convinced me!

    Reply
    • Claire says

      February 20, 2013 at 4:17 pm

      I'm glad Chris!

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Claire headshot - Claire from Claire K Creations. 38 year old woman with short blonde hair holding a tea cup standing in a kitchen

Hi I'm Claire!

I make cooking & baking for your family simple & delicious.

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