Microwaved Mug Chocolate Cake

Featured in: Sweet & Savory Treats

This single-serve chocolate mug cake is a quick and easy sweet treat prepared entirely in a microwave-safe mug. Combining dry ingredients like flour, cocoa powder, sugar, and baking powder with wet ingredients including milk, vegetable oil, and vanilla extract creates a smooth batter. Optional chocolate chips or nuts add texture and flavor. The mixture is microwaved just until set, resulting in a moist, fluffy cake that can be enjoyed straight from the mug. Ideal for a fast dessert or snack, it requires minimal tools and is easily customizable for diet preferences.

Updated on Tue, 18 Nov 2025 15:21:00 GMT
Warm and fluffy microwaved mug cake, showing rich chocolate goodness, ready to enjoy. Save
Warm and fluffy microwaved mug cake, showing rich chocolate goodness, ready to enjoy. | dunebasil.com

A quick and delightful single-serve chocolate cake made in minutes, perfect for satisfying sweet cravings without eggs.

I made this mug cake late one night when I craved something sweet but didn't have eggs. It turned out moist, chocolatey, and truly hit the spot.

Ingredients

  • All-purpose flour: 4 tbsp
  • Unsweetened cocoa powder: 2 tbsp
  • Granulated sugar: 3 tbsp
  • Baking powder: 1/4 tsp
  • Salt: Pinch
  • Milk: 3 tbsp (dairy or plant-based)
  • Vegetable oil: 2 tbsp
  • Vanilla extract: 1/4 tsp
  • Chocolate chips or chopped chocolate: 1 tbsp (optional)
  • Chopped nuts: 1 tbsp (optional)

Instructions

Mix Dry Ingredients:
In a large microwave-safe mug, whisk together flour, cocoa powder, sugar, baking powder, and salt until well combined.
Add Wet Ingredients:
Pour in milk, vegetable oil, and vanilla extract. Mix thoroughly with a fork or small whisk until smooth and no dry pockets remain.
Stir in Add-Ins:
Gently stir in chocolate chips or nuts if using.
Microwave:
Microwave on high for 1 minute and 30 seconds to 2 minutes, until the cake has risen and the center is just set.
Cool & Serve:
Let cool for 1-2 minutes before eating directly from the mug.
A close-up shot of a single serving of microwaved mug cake, perfect for a quick dessert. Save
A close-up shot of a single serving of microwaved mug cake, perfect for a quick dessert. | dunebasil.com

This mug cake has become a favorite after-school treat in our house. My kids love to customize it with their favorite add-ins.

Required Tools

Large microwave-safe mug (12 oz or larger), fork or small whisk, and measuring spoons are all you need.

Allergen Information

Contains wheat (gluten), possible dairy, and soy if using chocolate chips. Substitute as needed for dietary restrictions.

Nutritional Information

Each mug cake has approximately 340 calories, 15 g total fat, 48 g carbohydrates, and 5 g protein.

Steaming hot microwaved mug cake in a mug, ideal for those chocolate cravings. Save
Steaming hot microwaved mug cake in a mug, ideal for those chocolate cravings. | dunebasil.com

Make this your go-to recipe for quick chocolate cravings. Ready in minutes, it's simple, satisfying, and customizable for everyone.

Recipe FAQs

Can I use plant-based milk?

Yes, plant-based milk like almond or soy works well and keeps the cake moist.

How long should I microwave the batter?

Microwave on high for 1 minute 30 seconds to 2 minutes, until the cake rises and the center is set.

What optional add-ins enhance flavor?

Chocolate chips, chopped nuts, or a pinch of instant coffee can add richness and texture.

Can I make it gluten-free?

Yes, substitute all-purpose flour with gluten-free flour to suit dietary needs.

How can I adjust sweetness?

Sugar amounts can be altered or replaced with coconut sugar or alternatives to your taste.

Microwaved Mug Chocolate Cake

Fast, single-serve chocolate mug cake ready in minutes. Soft, rich, and perfect for satisfying sweet cravings.

Prep Time
5 minutes
Time to Cook
2 minutes
Overall Time
7 minutes
Recipe by Dune Basil Lea Romano


Skill Level Easy

Cuisine American

Makes 1 Portions

Diet Information Meat-Free

What You'll Need

Dry Ingredients

01 4 tablespoons all-purpose flour
02 2 tablespoons unsweetened cocoa powder
03 3 tablespoons granulated sugar
04 1/4 teaspoon baking powder
05 Pinch of salt

Wet Ingredients

01 3 tablespoons milk (dairy or plant-based)
02 2 tablespoons vegetable oil
03 1/4 teaspoon vanilla extract

Optional Add-Ins

01 1 tablespoon chocolate chips or chopped chocolate
02 1 tablespoon chopped nuts

How to Make It

Step 01

Combine Dry Ingredients: In a large microwave-safe mug (minimum 12 fluid ounces), whisk together flour, cocoa powder, sugar, baking powder, and salt until evenly blended.

Step 02

Incorporate Wet Ingredients: Add milk, vegetable oil, and vanilla extract to the dry mixture; stir thoroughly with a fork or small whisk until smooth and free of dry spots.

Step 03

Add Optional Mix-Ins: Fold in chocolate chips or chopped nuts if using, ensuring even distribution throughout the batter.

Step 04

Microwave Cooking: Microwave on high power for 90 to 120 seconds until the cake rises and the center is set but still moist.

Step 05

Cooling Period: Allow to cool for 1 to 2 minutes before consuming directly from the mug.

Essential Tools

  • Large microwave-safe mug (12 fluid ounces or larger)
  • Fork or small whisk
  • Measuring spoons

Allergy Details

Review ingredients for allergies, and talk to your doctor if you're uncertain.
  • Contains wheat (gluten), potential dairy (depending on milk choice), and soy (if chocolate chips contain soy lecithin).
  • Use gluten-free flour for gluten-free adaptation.
  • Use plant-based milk for dairy-free option.
  • Verify ingredient labels for additional allergens.

Nutrition per serving

Nutritional details are for reference only. They're not a substitute for medical advice.
  • Energy: 340
  • Fats: 15 g
  • Carbohydrates: 48 g
  • Proteins: 5 g