Close-up of a Nutella mug cake in a white mug, topped with powdered sugar.

3-Minute Nutella Mug Cake: Decadent Midnight Magic

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Written by Caroline Hayes

July 29, 2025

You know that moment when the clock strikes 9 p.m., the house is quiet, and suddenly all you can think about is something sweet? That’s when I fell in love with my Nutella mug cake recipe. It all started when my brother texted me at 10:30 pm one Tuesday begging for “something chocolatey that won’t take longer than a commercial break.” After burning through half a bag of flour testing microwave desserts (RIP to a perfectly good Starbucks mug in 2017), I perfected this 3-minute miracle. Just five pantry staples and a dollop of Nutella transform into warm, gooey comfort food—no oven required. Now we keep the ingredients measured and ready for those emergencies when only chocolate hazelnut magic will do.

Why You’ll Love This Nutella Mug Cake

Trust me, this isn’t just another microwave cake—it’s your new secret weapon for instant dessert satisfaction. Here’s why it’s a keeper:

  • Lightning fast: From craving to first bite in under 3 minutes (microwave timers don’t lie!)
  • No eggs, no fuss: Perfect for when you’re down to your last grocery run
  • Just for you: Single-serving magic means no leftovers to tempt you all week
  • One mug wonder: Mix, cook, and eat—no mixing bowls or baking sheets to wash
  • Dress it your way: Top with ice cream for decadence or berries for a fruity twist

I love tucking the pre-measured dry ingredients into my meal planning routine—it’s my scheduled moment of chocolatey joy after long days.

Nutella Mug Cake Ingredients

You’ll love how simple this comes together – just grab a 12-ounce mug (trust me, smaller ones overflow!) and these pantry staples:

  • 4 tbsp all-purpose flour (leveled, not heaped – I use the back of a knife to sweep off excess)
  • 3 tbsp milk (whole milk makes it extra rich, but almond milk works great for dairy-free)
  • 2 tbsp Nutella (pack this measurement – I press it into the spoon until no gaps remain)
  • 1 tbsp vegetable oil (I’ve successfully subbed melted coconut oil when that’s all I had)
  • ½ tsp baking powder (fresh is key – test yours if it’s been open more than 6 months)
  • ¼ tsp vanilla extract (the real deal, not imitation – but hey, it’ll still work in a pinch)

See those half-measurements? This is why I keep a set of measuring spoons with my midnight snack supplies – no eyeballing required!

How to Make Nutella Mug Cake in the Microwave

Okay, here’s the fun part—let’s turn that mug of ingredients into molten chocolatey bliss. Just follow these simple steps, and resist the urge to peek while it cooks (microwave windows are the ultimate test of patience!).

  1. Whisk the dry goods first: Dump the flour and baking powder into your mug—give them a quick stir with a fork to banish any sneaky baking powder lumps.
  2. Add the wet team: Pour in the milk, oil, and vanilla. Plop that glorious Nutella right in the center. Now, stir like you mean it! Mix until the batter’s smooth, but don’t go crazy—20 seconds of stirring is plenty (overmixing makes it tough).
  3. Microwave magic: Pop it in for 1 minute on high (800-1200W works best). If your cake still looks shiny wet on top, add 10-second bursts—but err on the side of underdone. A toothpick should come out with moist crumbs, not clean.
  4. Cool your jets: I know, it’s hard! But letting it sit for a full minute helps the cake set perfectly and saves your tongue from molten Nutella burns.

Pro Tip for the Perfect Texture

The secret? Take it out when it’s just barely set. That residual heat keeps cooking it, giving you that dreamy, fudgy center. If you wait until it looks completely done in the microwave, you’ll end up with a dry little hockey puck—and nobody wants that.

Best Toppings for Your Nutella Mug Cake

Now, the best part—dressing up your warm Nutella mug cake! My favorite thing about this recipe is how it transforms with different toppings. A scoop of vanilla ice cream melts into an instant sauce—like magic! Fresh raspberries cut through the sweetness perfectly. For crunch, I keep pre-portioned crushed hazelnuts in my pantry (a trick I learned from meal delivery companies—their single-serve toppings are genius!). Whipped cream with a cocoa powder dusting? Yes, please! And if we’re being honest, sometimes I just eat it straight from the mug with a spoon before any toppings even happen… no judgment here.

Nutella Mug Cake Variations

Why stop at plain Nutella when you can take your mug cake to the next level? My midnight experiments led to some delicious discoveries. Try swirling in a teaspoon of peanut butter before microwaving – the salty-sweet combo is unreal. Mini chocolate chips folded into the batter create melty pockets of joy. For a grown-up twist, a pinch of espresso powder (about 1/8 tsp) enhances the chocolate flavor beautifully. Gluten-free friends, just swap the flour with your favorite 1:1 substitute – I’ve had great results with almond flour too. The possibilities are endless, just like those late-night snack cravings!

Common Questions About Nutella Mug Cakes

I’ve gotten so many questions about this little miracle cake over the years – here are the burning ones that keep popping up from fellow midnight snack enthusiasts!

Can I double the recipe?

Don’t do it, friend! Microwave cakes are divas – they need their space. If you try to double the batter in one mug, you’ll either end up with a volcanic eruption in your microwave or a sad, dense lump. Instead, mix and cook two separate mugs back-to-back. (Bonus: Now you have one to share… or not!)

Can I bake this in an oven instead?

Absolutely! If you’re not in a rush, bake at 350°F in an oven-safe ramekin for 12-15 minutes. The edges get this lovely crispness while the center stays gloriously fudgy. Just keep an eye on it starting at 10 minutes – oven temperatures can vary wildly.

How should I store leftovers?

Let’s be real – “leftovers” rarely happen with this cake! But if you must, wrap the cooled mug tightly in plastic and eat it within 24 hours. It won’t be quite as magical (microwave 10 seconds to revive it), so I always say: make it fresh when the craving hits.

Is this keto-friendly?

Not as written, since Nutella’s got sugar and flour’s a no-go on keto. But! I’ve had success swapping in keto meal plan delivery-approved ingredients: almond flour, sugar-free chocolate hazelnut spread, and a touch more oil. It’s not exactly the same, but it scratches that late-night itch if you’re watching carbs.

Nutrition Information

Just between us, this isn’t health food – it’s emergency dessert magic! Nutrition will vary based on your specific ingredients, but with Nutella and flour involved, let’s call this a delicious treat for special cravings rather than a keto meal plan delivery option.

Share Your Nutella Mug Cake Creation

Did your midnight masterpiece turn out perfectly? I’d love to see it! Snap a pic of your Nutella mug cake creation and tag @RecipesToKeep—nothing makes me happier than seeing your kitchen triumphs. Got a genius quick dessert hack? Share that too! We’re all in this sweet-tooth struggle together.

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Nutella Mug Cake

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A quick and easy single-serve chocolate hazelnut cake made in the microwave.

  • Author: Caroline Hayes
  • Prep Time: 2 min
  • Cook Time: 1 min
  • Total Time: 3 min
  • Yield: 1 serving 1x
  • Category: Dessert
  • Method: Microwave
  • Cuisine: American
  • Diet: Vegetarian

Ingredients

Scale
  • 4 tbsp all-purpose flour
  • 3 tbsp milk
  • 2 tbsp Nutella
  • 1 tbsp vegetable oil
  • 1/2 tsp baking powder
  • 1/4 tsp vanilla extract

Instructions

  1. Mix all ingredients in a microwave-safe mug until smooth.
  2. Microwave on high for 1 minute.
  3. Check if the cake is set. If needed, microwave for 10-15 seconds more.
  4. Let it cool slightly before serving.

Notes

  • Top with ice cream or fresh berries for extra flavor.
  • Use a 12-ounce mug to prevent overflow.

Nutrition

  • Serving Size: 1 mug cake
  • Calories: 350
  • Sugar: 20
  • Sodium: 150
  • Fat: 15
  • Saturated Fat: 5
  • Unsaturated Fat: 8
  • Trans Fat: 0
  • Carbohydrates: 45
  • Fiber: 2
  • Protein: 5
  • Cholesterol: 5

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Caroline Hayes is the heart and soul behind Recipes To Keep. Inspired by her grandmother's overflowing recipe box from rural Ohio, Caroline has dedicated herself to preserving timeless American classics. She is a passionate home cook and recipe archivist who specializes in testing and perfecting cherished dishes for the modern kitchen. Her goal is to ensure every recipe is a "keeper"—reliable, delicious, and ready to become a part of your family's story.

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