Microwave Mug Cake

Featured in: Sweet Bites

This quick single-serve mug cake comes together in minutes using everyday pantry staples like flour, sugar, milk, and cocoa powder. Simply mix dry and wet ingredients directly in a microwave-safe mug, then cook on high for about a minute. The result is a moist, tender cake perfect for a fast dessert or snack. Customize with add-ins like chocolate chips or berries before microwaving for extra flavor. Let cool briefly and enjoy warm from the mug.

Updated on Wed, 19 Nov 2025 10:18:00 GMT
Warm, fudgy microwave mug cake, topped with a scoop of vanilla ice cream, ready to enjoy. Pin
Warm, fudgy microwave mug cake, topped with a scoop of vanilla ice cream, ready to enjoy. | grillandbites.com

A super-easy, single-serving cake made in minutes with everyday pantry staples. Perfect for a quick dessert or snack, using just your microwave.

I first tried microwave mug cake when I needed a late-night treat. Its simplicity made it a go-to for dessert cravings, and it's fun experimenting with different toppings.

Ingredients

  • All-purpose flour: 4 tbsp
  • Granulated sugar: 2 tbsp
  • Unsweetened cocoa powder: 1 tbsp (optional, for chocolate version)
  • Baking powder: 1/4 tsp
  • Salt: Pinch
  • Milk: 3 tbsp (dairy or plant-based)
  • Neutral oil: 1 tbsp (e.g., vegetable or canola)
  • Vanilla extract: 1/4 tsp

Instructions

Mix dry ingredients:
In a microwave-safe mug (minimum 10 oz/300 ml), whisk together flour, sugar, cocoa powder (if using), baking powder, and salt.
Add wet ingredients:
Pour in milk, oil, and vanilla extract. Mix thoroughly with a fork until smooth and no dry pockets remain.
Microwave:
Cook on high for 60 to 75 seconds until the cake rises and sets in the center.
Cool & serve:
Let cool for 1 to 2 minutes before enjoying directly from the mug.
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| grillandbites.com

My family loves customizing mug cakes with berries or chocolate chips. Sharing this quick treat after dinner has become our little tradition.

Required Tools

Use a microwave-safe mug (at least 10 oz/300 ml), a fork or small whisk, and a microwave to make this cake.

Allergen Information

This recipe contains gluten from flour and may include dairy. Substitute plant-based milk as needed, and check all labels for allergens.

Nutritional Information

Per serving: 230 calories, 7 g fat, 39 g carbohydrates, and 4 g protein.

A rich, chocolatey microwave mug cake, a quick and easy single-serving dessert option. Pin
A rich, chocolatey microwave mug cake, a quick and easy single-serving dessert option. | grillandbites.com

Enjoy your mug cake fresh and warm straight from the microwave. A scoop of ice cream or whipped cream makes it extra special!

Recipe FAQ

What type of mug should I use?

Use a microwave-safe mug with a capacity of at least 10 oz (300 ml) to allow the cake to rise without overflowing.

Can I substitute ingredients?

Yes, plant-based milk works well, and you can swap neutral oil types like vegetable or canola. For a vanilla version, omit cocoa powder and add extra flour.

How long should I microwave the mixture?

Microwave on high for 60 to 75 seconds until the cake rises and sets in the center, but adjust time based on your microwave wattage.

Can I add mix-ins before cooking?

Absolutely! Chocolate chips, berries, or nut butter can be added to the batter before microwaving to enhance flavor and texture.

How should I serve the cake?

Serve warm directly from the mug. Optional toppings include ice cream, whipped cream, or a light dusting of powdered sugar.

Microwave Mug Cake

A speedy single-serve dessert made using common pantry ingredients and a microwave.

Prep duration
3 min
Cook duration
1 min
Overall duration
4 min


Skill level Easy

Heritage American

Output 1 Portions

Dietary requirements Vegetarian

Components

Dry ingredients

01 4 tablespoons all-purpose flour
02 2 tablespoons granulated sugar
03 1 tablespoon unsweetened cocoa powder (optional)
04 1/4 teaspoon baking powder
05 Pinch of salt

Wet ingredients

01 3 tablespoons milk (dairy or plant-based)
02 1 tablespoon neutral oil (vegetable or canola)
03 1/4 teaspoon vanilla extract

Directions

Phase 01

Combine dry ingredients: In a microwave-safe mug (minimum 10 oz), whisk together flour, sugar, cocoa powder if using, baking powder, and salt until evenly mixed.

Phase 02

Add wet ingredients and mix: Pour in milk, oil, and vanilla extract, then stir thoroughly with a fork until batter is smooth and free of dry lumps.

Phase 03

Microwave cooking: Microwave on high power for 60 to 75 seconds, or until the cake has risen and the center is firm to the touch.

Phase 04

Cool and serve: Allow the cake to rest for one to two minutes before serving directly from the mug.

Tools needed

  • Microwave-safe mug (minimum 10 oz)
  • Fork or small whisk
  • Microwave

Allergy details

Review each ingredient for potential allergens and consult healthcare providers if you're uncertain about any components.
  • Contains gluten and may contain dairy; verify plant-based milk alternatives for allergens.

Nutrition breakdown (per portion)

These values are estimates only and shouldn't replace professional medical guidance.
  • Energy: 230
  • Fat: 7 g
  • Carbohydrates: 39 g
  • Protein: 4 g