Chocolate Mug Cake

4.99 from 1334 votes
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People say this fudgy chocolate mug cake recipe is the best mug cake they’ve ever tried. And you can make it in the microwave or oven!

Chocolate Mug Cake
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The best chocolate cake in a mug

This is the chocolate mug cake recipe for chocolate lovers.

Rich, decadent, and delicious, the recipe has over two thousand positive reviews from readers who’ve made the chocolate cake and absolutely love it.

So if you’ve been disappointed with other chocolate mug cake recipes in the past, definitely be sure to give this one a try, because it will not disappoint!

Readers also love this Brownie in a Mug

Single Serving Chocolate Cake

Microwave chocolate mug cake recipe

I could tell you that I labored in front of a hot oven all day baking this cake.

But the reality is that the chocolate mug cake took only one minute.

Yes, really.

And it is made with pantry staple ingredients you can always keep on hand, with no eggs required.

Any time you are craving chocolate, now all you have to do is head to the kitchen and whip up this easy chocolate dessert in the microwave.

You can even portion out the dry ingredients ahead of time and store the chocolate cake mix in small Ziploc bags so the recipe will be even quicker to make when you’re ready to eat.

It’s like chocolate cake meal prep!

For a larger version, try this Vegan Chocolate Cake

Chocolate Cake in a Mug
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Chocolate mug cake flavors

Chocolate Peanut Butter: Omit the oil in the recipe below, and stir in one or two tablespoons of peanut butter (or almond butter) in its place.

Nutella Mug Cake: Instead of oil, add a tablespoon of your favorite chocolate hazelnut spread. I like this Homemade Nutella Recipe. Top with more Nutella!

Chocolate Peppermint: Stir a fourth teaspoon of pure peppermint extract into the liquid ingredients before stirring everything together to form a batter.

Dark Chocolate Coconut: Use coconut oil, and top the finished mug cake with dark chocolate chips, shredded coconut, and a scoop of Coconut Ice Cream.

Mocha Mug Cake: Stir half a teaspoon of instant coffee granules, regular or decaf, in with the cake’s dry ingredients.

Chocolate Orange: Add one teaspoon of orange zest to the mug before stirring.

What is your dream single serving mug cake flavor? If there are any other ideas you’d like to see that I do not have listed above, definitely let me know!

Chocolate Cream Cheese Frosting Recipe

Frosting options

Feel free to decorate your single serving chocolate cake with shredded coconut, chopped walnuts or pecans, mini chocolate chips, hot fudge sauce or caramel sauce.

I used this homemade Chocolate Cream Cheese Frosting.

Or you can frost the cake however you wish, such as with store bought or homemade vanilla or chocolate frosting, powdered sugar or melted chocolate, sliced bananas, strawberries, cherries, blueberries, or raspberry jam.

It’s also wonderful topped with Coconut Whipped Cream or Almond Milk Ice Cream.

Chocolate mug cake recipe video

Above, watch the step-by-step video

How to make a chocolate mug cake

Step One: Start by combining all of the dry ingredients in a cereal bowl or small dish. Stir very well, to ensure the salt and baking powder are evenly distributed.

Step Two: Add liquid, stir to form a chocolate cake batter, and pour the batter into a microwave or oven safe dish, ramekin, or coffee mug.

Especially if you are not planning to eat the cake straight out of the mug, be sure to grease the dish well before adding the batter.

Step Three: Microwave for thirty to forty seconds. Mine is always fluffy and cooked through after this time, but you may need to cook longer depending on your microwave’s wattage.

Or bake the mug cake in the oven for fourteen minutes or until a toothpick inserted into the center of the cake comes out mostly clean.

Step Four: Frost the top of the chocolatey dessert and enjoy. To store leftovers… Wait, what leftovers?

Chocolate Mug Cake Ingredients

Mug cake recipe ingredients

Here’s what you need to make the single serving recipe: cocoa, flour, sweetener, salt, baking powder, milk of choice, pure vanilla extract, and oil or banana.

Cocoa powder – Use regular unsweetened cocoa powder for the first tablespoon of cocoa. Dutch cocoa powder, hot chocolate mix, or additional regular unsweetened cocoa can be used for the two teaspoons.

Flour – The recipe works well with white flour, oat flour, all purpose gluten free flour, or spelt flour (my personal preference). I have not tried it with any other options such as whole wheat flour or pastry flour.

A keto mug cake version with almond flour is also included in the recipe box below.

Sweetener – This can be granulated sugar or unrefined coconut sugar or a liquid option like pure maple syrup or honey.

For a sugar free mug cake, use xylitol or granulated erythritol. Stevia technically works, but the flavor and texture are better if you go with one of the other options listed here.

Fat source – I think the cake tastes best made with coconut oil. My second favorite choice is peanut butter or almond butter. Vegetable oil is also fine to use.

If you want a low fat or fat free mug cake, many readers have written in to say it works to substitute applesauce, Greek yogurt, sweet potato, pumpkin, or mashed banana. I much prefer the taste with some fat added, but that is a personal taste preference.

Vegan Chocolate Mug Cake

Vegan chocolate mug cake

The mug cake is already naturally eggless, which means it is super easy to create a dairy free and vegan version.

Just use a plant based milk, such as coconut milk, soy milk, or almond milk. If topping with chocolate chips, ice cream, or frosting, choose vegan options for those as well.

For a gluten free chocolate mug cake, use either oat flour or gluten free all purpose flour. If you experiment with any other gluten free flours, let me know how it goes.

You may also like these Vegan Chocolate Chip Cookies

Microwave chocolate cake in a mug
4.99 from 1334 votes

Chocolate Mug Cake

This easy chocolate mug cake recipe can be made in the microwave or oven!
Prep Time: 4 minutes
Cook Time: 1 minute
Total Time: 5 minutes
Yield: 1 mug cake
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Ingredients

  • 1 tbsp cocoa powder
  • 2 tsp Dutch cocoa powder or additional regular
  • 3 tbsp flour spelt, white, oat, or all purpose gluten free (or try this Keto Mug Cake Recipe)
  • 1/8 tsp salt
  • 2 tbsp sweetener of choice
  • 1/4 tsp baking powder
  • 2 1/2 tsp oil or nut butter (While I much prefer the version with fat, many commenters say they love substituting applesauce or mashed banana here)
  • 3 tbsp milk of choice
  • 1/2 tsp pure vanilla extract

Instructions 

  • How to make a chocolate mug cake recipe: Combine dry ingredients and mix very, very well. Add liquid, stir, then transfer to a little dish, ramekin, or even a coffee mug. Either microwave 30-60 seconds (time will depend on your microwave's wattage) OR cook in a preheated 350 F oven for about 14 minutes. If you don’t want to eat it straight out of the dish, be sure to spray your dish first and then wait for the mug cake to cool before trying to remove it. Frosting ideas are listed above in the post!
    View Nutrition Facts

Video

Notes

Looking for a vanilla version? Make this Vanilla Mug Cake.
 
Like this recipe? Leave a comment below!

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Meet Katie

Chocolate Covered Katie is one of the top 25 food websites in America, and Katie has been featured on The Today Show, CNN, Fox, The Huffington Post, and ABC’s 5 O’clock News. Her favorite food is chocolate, and she believes in eating dessert every single day.

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Recipe Rating




1,524 Comments

  1. emily says:

    Wow, the one minute chocolate cake in a mug came out tasting real gooood, and was just enough to satisfy my craving. Thanks!

  2. Elva Barfield says:

    How do I print the recipe for your one minute chocolate cake in a mug?

    1. Unofficial CCK Helper says:

      The best way is to high-light the recipe, then right-click “copy,” then open a new Word document, move the cursor to the top of the page, right click and hit “Paste.” You can then put a title to it and save it as a Word doc for future reference, including printing a copy.

  3. Katie Pace says:

    I really like your site . My daughter makes the black bean brownies regularly. So good . My question is about coconut oil. I am so confused as to how long it will keep in pantry and what is the right kind to get .I bought a jar of organic spectrum. Is this the right kind? Any info on this would be appreciated. Thanks, from one Katie to another.

    1. Chocolate Covered Katie says:

      That would be fine for this particular recipe. For recipes calling for virgin coconut oil, though, you’ll want to buy one that says “unrefined”. It lasts at least 6 months… there should probably be an expiration date somewhere on the jar.

  4. Mary M. Shelton says:

    Can you use almond flour or brown rice flour for this?

    1. Chocolate Covered Katie says:

      Sorry, I’ve never tried.

  5. Magda says:

    Hi, this was a first recipe I tried from your web and I am pleasantly surprised that this cake is soo tasty (why do we put eggs in every cake). I added banana and baked in oven in ramekins. Took about 20 min but I don’t like microwaves. I think the coconut oil makes it

  6. Zahra says:

    This was DELICIOUS. Just made it and added a tsp of mocha kahlua and a few chocolate chips, it was absolute perfection. It was like a warm cakey brownie! And the best part was I didn’t even have to share 😉

  7. Serena says:

    OMG u r so amazing I just want to give u a huge hug congratulations by the way and this cake is sooooo good. The thing is I want to start a cupcake stall at the local far,era market and everything must be vegan so I thought hey I could use this and just put all the batter together then make smaller mounds for cupcakes. Life saver. I am also vegan myself so I wanted something good and chocolatey- hard to find when your vegan. And bonus it’s healthy. Thanks again will love u for ever and ever, your 12 year old devoted fan, Serena xox

    1. Chocolate Covered Katie says:

      Thanks for trying the recipe 🙂

  8. Julie says:

    Oh Wow, this looks so good and I thought, “this is something I could have the kids make at farm-camp” But the problem is that we don’t use microwaves at all! Any ideas for doing this in a conventional oven?

    1. Unofficial CCK Helper says:

      Several people on this post have said they baked it (one said she baked it for about 17 minutes at 350 F), and had success with it that way, so it does seem possible.

  9. Kat Dornian says:

    I just made one of these for myself. I too love chocolate more than anything. I just found your site and am so pumped to make some slightly healthier chocolate treats for myself. This was absolutely fantastic. I love your use of stevia and minimal amount of oil. It turned out better than I expected. Thank you.

  10. Alya says:

    Loved this recipe and all its chocolateness. yummmmmmmmmmmmm
    think i’m going to make it again.
    And i just made your chocolate chip cookie dough! can’t wait to try it out 😀
    i shall also make your peanut butter cookie dough cookies as part of my post-workout meal.
    too. much. goodness. overload.
    you, my friend, are a genius.