If you’re craving a luscious, rich dessert but don’t want to turn on the oven or wait ages, the Chocolate Mug Cake will become your new kitchen go-to. This single-serve dream delivers decadent chocolatey goodness in a matter of minutes, with a fudgy center and soft crumb, all made in the cozy comfort of your favorite mug. Whether it’s a late-night treat or an afternoon pick-me-up, you’ll love how effortlessly magic happens with just a handful of pantry staples and a quick zap in the microwave.

Ingredients You’ll Need
Just a few kitchen basics are all it takes to whip up this quick Chocolate Mug Cake. Every ingredient plays a key role in flavor or texture, so don’t skip anything if you want your cake to turn out perfectly fluffy and chocolatey.
- All-Purpose Flour: This is your base, giving the mug cake its structure and soft, tender crumb. Make sure to spoon and level so you don’t wind up with a dense cake!
- Granulated Sugar: Sweetens the deal, balancing the cocoa’s intensity and lending that classic cake flavor.
- Unsweetened Cocoa Powder: This is where the deep chocolate flavor comes from, so use a high-quality cocoa for the best results.
- Baking Powder: Helps the cake rise beautifully right in the mug, giving it fluff and lift.
- Pinch of Salt: Just a little brings out the richness of the chocolate and makes everything taste more decadent.
- Milk: Adds moisture and helps the batter come together—any dairy or plant-based milk works!
- Vegetable Oil: Makes the mug cake extra moist and keeps it soft, not dry.
- Vanilla Extract: Enhances the overall flavor and adds a warm, sweet aroma.
- Chocolate Chips (Optional): For melting puddles of chocolate with every bite, toss in a handful. Absolutely indulgent!
How to Make Chocolate Mug Cake
Step 1: Mix the Dry Ingredients
Start by grabbing your favorite microwave-safe mug (12 ounces or larger is best, to prevent overflowing). Whisk together the flour, sugar, cocoa powder, baking powder, and that tiny but mighty pinch of salt directly in the mug – less mess means more chocolate cake, faster!
Step 2: Add Wet Ingredients
Now, pour in the milk, vegetable oil, and vanilla extract. Stir everything together until you get a beautifully smooth batter. Make sure to scrape the bottom and sides of the mug, so there are no dry pockets left. If you’re feeling extra, fold in those chocolate chips for gooey, melted surprises.
Step 3: Microwave
Pop the mug in the microwave and cook on high for 60 to 90 seconds. Start checking at the 60-second mark—microwaves can be temperamental! The Chocolate Mug Cake should look set and risen but still slightly moist in the center. Don’t overcook, or you’ll lose that perfect fudgy texture.
Step 4: Cool and Enjoy
Let your mug cake cool for 1–2 minutes (tough, I know!). This quick rest keeps you from burning your first ecstatic bite and lets the flavors settle. Grab a spoon and dig right in—pure chocolate bliss, instantly.
How to Serve Chocolate Mug Cake

Garnishes
Dress up your warm Chocolate Mug Cake with a dollop of whipped cream, a scoop of vanilla ice cream, a dusting of cocoa powder, or a drizzle of melty peanut butter. Even a few extra chocolate chips sprinkled on top right after microwaving will begin to melt and amp up the chocolate factor. A few fresh berries add a lovely burst of color and tartness, too.
Side Dishes
Since this treat is the star of the show, keep sides simple—a mug of piping hot coffee or a glass of cold milk makes the perfect pairing. If you’re going for a dessert board vibe, try some crisp biscotti or a handful of salty pretzels to contrast the sweetness.
Creative Ways to Present
Make this Chocolate Mug Cake for a crowd by lining up several mugs for a “build-your-own” dessert bar with toppings like caramel sauce, sprinkles, or toasted nuts. If you want to impress, spoon the cake out onto a plate and dust with icing sugar for an instant gourmet moment. Or simply serve it straight in its mug with a cheery napkin and a fun spoon—it’s cozy decadence at its finest.
Make Ahead and Storage
Storing Leftovers
If you have any Chocolate Mug Cake left (though it rarely happens), simply cover the mug with plastic wrap or transfer the cake to an airtight container. Store it in the fridge for up to 2 days. It’s best enjoyed fresh, but chilled leftovers can still hit the spot when a craving strikes.
Freezing
While this cake is best enjoyed right after making, you can freeze a cooked mug cake in an airtight container for up to one month. Thaw in the fridge overnight or at room temperature for a couple of hours. For optimal texture, avoid freezing the uncooked batter.
Reheating
To bring your Chocolate Mug Cake back to life, microwave it for 10–15 seconds until just warmed through. Be careful not to overheat, or it can turn rubbery. A splash of milk over the cake before reheating can restore a bit of moisture, making it taste nearly as good as new.
FAQs
Can I make this Chocolate Mug Cake vegan?
Absolutely! Just swap out the milk for any plant-based option (like almond, oat, or soy milk) and ensure your chocolate chips are dairy-free. It still bakes up just as fluffy and delicious.
Why did my Chocolate Mug Cake turn out dry or rubbery?
Overcooking is the number one culprit. Every microwave is different, so start checking your cake at 60 seconds, and add time in small increments as needed. Also, measure your flour accurately for the best texture.
Can I double the recipe?
It’s best to make Chocolate Mug Cake one at a time, as doubling in a single mug won’t cook evenly. For more servings, simply repeat the process in separate mugs, microwaving each individually.
What other mix-ins work besides chocolate chips?
The sky’s the limit! Try stirring in chopped nuts, peanut butter, caramel pieces, or even a spoonful of Nutella in the middle before microwaving for a little molten surprise.
Is it possible to bake the Chocolate Mug Cake instead of microwaving?
If you don’t have a microwave, you can bake the batter in an oven-safe ramekin at 350°F (175°C) for around 12 to 14 minutes, though the texture may be slightly less soft. The microwave, however, is where this super-speedy dessert really shines!
Final Thoughts
Next time you need a quick chocolate fix, don’t hesitate—this Chocolate Mug Cake is a breeze, a joy, and a deliciously comforting treat that’s ready in minutes. Go ahead and give it a try; once you do, you’ll want to keep this recipe in your back pocket for every sweet tooth emergency!
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Chocolate Mug Cake Recipe
- Total Time: 6 minutes
- Yield: 1 serving 1x
- Diet: Vegetarian
Description
Indulge in a rich and decadent Chocolate Mug Cake that is ready in minutes! This single-serve dessert is perfect for satisfying those sudden sweet cravings with minimal effort.
Ingredients
Dry Ingredients:
- 1/4 cup all-purpose flour
- 2 tablespoons granulated sugar
- 2 tablespoons unsweetened cocoa powder
- 1/4 teaspoon baking powder
- pinch of salt
Wet Ingredients:
- 1/4 cup milk
- 2 tablespoons vegetable oil
- 1/4 teaspoon vanilla extract
Additional:
- 1 tablespoon chocolate chips (optional)
Instructions
- Dry Ingredients: In a microwave-safe mug, whisk together the flour, sugar, cocoa powder, baking powder, and salt.
- Microwaving: Microwave on high for 60 to 90 seconds, or until the cake has risen and is set in the center.
- Let cool for 1–2 minutes before enjoying directly from the mug.
Wet Ingredients: Add the milk, vegetable oil, and vanilla extract, and stir until a smooth batter forms.
Stir in chocolate chips if using.
Notes
- Cooking time may vary depending on your microwave’s wattage—start with 60 seconds and add 10-second intervals if needed.
- For extra richness, add a spoonful of Nutella or peanut butter in the center before cooking.
- Prep Time: 5 minutes
- Cook Time: 1 minute
- Category: Dessert
- Method: Microwave
- Cuisine: American
Nutrition
- Serving Size: 1 mug cake
- Calories: 350
- Sugar: 20g
- Sodium: 160mg
- Fat: 18g
- Saturated Fat: 4g
- Unsaturated Fat: 13g
- Trans Fat: 0g
- Carbohydrates: 40g
- Fiber: 3g
- Protein: 5g
- Cholesterol: 0mg