3-Minute Brownie in a Mug Recipe

If you have never made a mug brownie before, then today is your lucky day! Here lies a brownie in a mug recipe that is cooked in the microwave, ready to eat in 3 minutes flat. YUM!

Course Dessert
Cuisine American
Keyword Brownie in a Cup, Brownie in a Mug, Mug Brownie, Single Serving Brownie
Prep Time 2 minutes
Cook Time 1 minute
Total Time 3 minutes
Servings 1 serving
Calories 605 kcal
Author Lauren Brennan


  • 1/4 cup all purpose flour
  • 1/4 cup brown sugar
  • 2 tablespoons cocoa powder
  • 2 tablespoons milk
  • 2 tablespoons vegetable oil
  • pinch of salt
  • splash of vanilla
  • splash of coffee extract
  • sweetened whipped cream optional
US Customary - Metric


  1. In a small bowl stir flour, sugar, and cocoa powder together so everything is evenly dispersed. Add in wet ingredients and stir to create a batter. 

  2. Spray mug with nonstick cooking spray and pour the batter in. Microwave 1-1 1/2 minutes until cake if just baked. Turn out of mug onto a plate and top with whipped cream.

Recipe Video

Nutrition Facts
3-Minute Brownie in a Mug Recipe
Amount Per Serving
Calories 605 Calories from Fat 270
% Daily Value*
Fat 30g46%
Saturated Fat 24g150%
Cholesterol 3mg1%
Sodium 31mg1%
Potassium 265mg8%
Carbohydrates 85g28%
Fiber 4g17%
Sugar 55g61%
Protein 6g12%
Calcium 92mg9%
Iron 3.2mg18%
* Percent Daily Values are based on a 2000 calorie diet.