Vegan Chocolate Mug Cake

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Mug cakes may just be my favorite modern-day baking innovation, and this vegan chocolate mug cake is definitely one of my family’s and my favorite flavors. I combine cocoa powder, almond milk, and chocolate chips to create a rich single-serving dessert that is ready in just 4 minutes!

Chocolate vegan mug cake served in a white mug with chocolate chips on top.

This vegan chocolate mug cake is one of my favorite ways to make dessert. It is quick and has very little cleanup. The simple ingredients come together to create a soft, fluffy cake that cooks right in the microwave. If you enjoy dessert, but also want to increase your protein intake, I recommend making my protein powder mug cake. It is a speedy and more delicious way of using protein powder.

My kids and husband think that I have made this vegan chocolate mug cake hundreds of times, but truthfully, I have made it way more. It is one of my little guilty pleasures in life. As a mom, sometimes, a sneaky dessert while you are alone at home is all you need. To be fair, I do not make this dessert every time my family is out. Sometimes I make my Biscoff mug cake instead. Ha!

This vegan chocolate mug cake is indulgent, while using simple ingredients and minimal amounts of sugar, which appeals to me as a chocolate lover and nutritionist. I combine good-quality cocoa powder, dairy-free chocolate chips, almond milk, and olive oil to create a deep chocolate flavor, tender crumb, and slightly gooey center.

The technique is so simple, yet it yields amazing results. I am always pleasantly surprised whenever I make it. I start by stirring the dry ingredients directly into the mug, then add the wet ingredients, and mix until smooth. To cook it, I simply microwave it for about 1 minute, and that is it! So simple.

A few years ago, my friend came over for a quick visit with her dear, sweet great-grandmother. I decided to make each one of us a vegan chocolate mug cake for a quick sweet treat. When I handed the dessert to her gran she nearly shrieked and loudly exclaimed: “Oh, it’s Depression Cake!” For a second, I thought one of us had gone mad. But as it turns out, eggless, dairy-free cakes became popular in the United States during the Great Depression. Ha! We all agreed that this vegan chocolate mug cake was delicious enough to lift any kind of depression. Next time butter, eggs, and dairy are a scarce commodity in your pantry, but your craving is strong, make this resourceful little dessert.

🥘 Ingredients

All this vegan chocolate mug cake needs is a few simple pantry staples. This is exactly what I use:

All-purpose flour: I use this to create a light but solid structure for my mug cake.

Sugar: Sugar adds an essential sweetness and helps create a tender crumb. As a healthier alternative, I sometimes use coconut sugar instead.

Cocoa powder: I use a good-quality cocoa powder to give the mug cake its deep chocolate flavor and intense color.

Baking powder: This leavening agent helps my cake rise quickly in the microwave, delivering that light, fluffy texture.

Chocolate chips: For this recipe, I use dairy-free dark chocolate chips, which provide extra bits of melted chocolate throughout the cake.

Olive oil: This keeps the cake moist, without relying on butter.

Vanilla extract: I use this to enhance the chocolate flavor and round out the sweetness.

Almond milk: Almond milk helps bring everything together to form a smooth batter, while adding a mildly nutty flavor.

🔪 How To Make

To make this vegan chocolate mug cake, I make sure I have a decent-sized mug and a microwave. This is exactly how I do it:

Mix dry ingredients: I add the all-purpose flour and other dry ingredients to my greased mug and mix to combine.

Add wet ingredients: Next, I add the milk, olive oil, and vanilla extract and stir until smooth.

wet ingredients added to mug with dry ingredients

Add filling: Then, I add my chocolate chips to the batter and stir them through.

Cook the cake: I place the mug into the microwave and cook it for 60 seconds.

Serve: I allow it to cool slightly, then enjoy it warm.

Spoonful of chocolate vegan mug cake served in a white mug with chocolate chips on top.

My #1 Secret Tip for this vegan chocolate mug cake recipe is to use a slightly larger mug than you think you need. This gives me plenty of space to mix my ingredients without messing, and gives the cake space to rise without spilling over.

Other Tips To Keep In Mind:

Do not overmix: I make sure to mix my wet and dry ingredients until just combined. Overmixing causes a dense and tough texture due to the overdeveloped gluten strands.
Check the texture: If the center still looks very wet after 1 minute in the microwave, I cook it for another 10 seconds.
Choose a neutral oil: I like mildly flavored or odorless oils that will not overpower the flavors in my mug cake.
Wear gloves: I always make sure to remove my mug with oven gloves to avoid burning my hands.
Use good-quality cocoa: Good-quality cocoa powder gives my mug cake an intense flavor that does not rely on additional sweeteners for its richness.

📖 Variations

There are endless ways to make this vegan chocolate mug cake. It is one of the best recipes to experiment with. These are 4 I recommend trying:

Peanut butter mug cake: For a creamy, nutty version, I added 1 tablespoon of peanut butter to the batter and mixed it through. Or I leave the tablespoon unmixed in the center for a super molten middle.

Banana mug cake: For this version, I reduce my almond milk to 1 1/2 tablespoons and add 1 1/2 tablespoons of mashed banana into the batter. My kids love chocolate chip banana bread, and this is like a super quick version of that.

Apple mug cake: I add 1 tablespoon of my Instant Pot applesauce with cinnamon to the peanut butter recipe, and leave out the cocoa powder. My sister says it tastes like apple pie in a mug. I love making it in the fall season.

🍽 Serving Suggestions

If I make these for a sit-down dinner, I make sure to cook the vegan chocolate mug cake in ramekins or handleless mugs. I have had so many people mistake it for some kind of souffle. This also gives me a chance to serve it with other accompaniments in drinking glasses without it looking odd. In my experience, my chocolate milk tea is best on hotter days, while an oatmilk honey latte pairs well on a cold day.

For more casual dining experiences, my family loves having their mug cakes with a generous dollop of ice cream. The last time I made a mug cake, my husband was impressively innovative. He scooped out a small bit of the center and placed a tablespoon of my easy vegan chocolate ice cream in the cavity. He sprinkled the rest of the cake on top and finished it off with a dollop of vegan whipped cream. We all copied him. Ha!

🧊 Storing And ♨️ Reheating

Refrigeration: I recommend enjoying this mug cake fresh since the texture can become dry after a few hours. If needed, I store it covered at room temperature for a short time.

Freezing: I do not recommend freezing this mug cake as the texture changes significantly after thawing.

Reheating: If my cake has cooled down, I warm it in the microwave for 10 seconds to soften the texture and remelt the chocolate.

❓Recipe FAQs

What consistency should my mug cake batter be?

The batter should be smooth, slightly thick, and pourable, similar to a pancake batter. To test the consistency, I recommend running the mixture off your spoon. It should coat the spoon, but fall off slowly in ribbons, and not run off like water or drop in blobs.

How do I fix the consistency of my batter if it is too thick or too thin?

If my mixture seems too runny, I add in 1 teaspoon of flour and mix it through gently, until just combined. If the mixture is too thick, I use 1-2 teaspoons of almond milk to loosen it up. I stir the milk in gently until I have reached my desired consistency.

What size mug should I use for a mug cake?

I recommend using a microwave-safe mug that holds at least 10-12 oz so the cake has enough space to rise during cooking, and extra room for additional toppings if required.

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Prep Time3 minutes

Cook Time1 minute

Total Time4 minutes

Course: Dessert

Cuisine: American

Diet: Vegan, Vegetarian

Servings: 1 cake

Calories: 231kcal

Vanilla And Peanut Butter Mug Cake

My #1 Secret Tip for this vegan chocolate mug cake recipe is to use a slightly larger mug than you think you need. This gives me plenty of space to mix my ingredients without messing, and gives the cake space to rise without spilling over.
Do not overmix: I make sure to mix my wet and dry ingredients until just combined. Overmixing causes a dense and tough texture due to the overdeveloped gluten strands.
Check the texture: If the center still looks very wet after 1 minute in the microwave, I cook it for another 10 seconds.
Choose a neutral oil: I like mildly flavored or odorless oils that will not overpower the flavors in my mug cake.
Wear gloves: I always make sure to remove my mug with oven gloves to avoid burning my hands.
Use good-quality cocoa: Good-quality cocoa powder gives my mug cake an intense flavor that does not rely on additional sweeteners for its richness.