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4.25 from 103 votes
1 Minute Funfetti Mug Cake - Make this cake in the Microwave in MINUTES!
1 Minute Microwave Funfetti Mug Cake
Prep Time
4 mins
Cook Time
1 min
Total Time
5 mins

Enjoy a single-serving Funfetti Mug Cake in only 1 minute with my easy and delicious recipe. Plus, get 100 more Gemma's Mug Meals!

Course: Dessert
Cuisine: American
Servings: 1
Calories: 656 kcal
Author: Gemma Stafford
  • 2 tablespoons (1oz/28g) butter
  • 1 egg
  • 2 tablespoons milk
  • 1 teaspoon vanilla extract
  • 4 tablespoons sugar
  • 6 tablespoons (50g/ 1¾ oz) self-rising flour ( to make SF flour add 2 tsp of baking powder to 150g/6oz/1 cup plain flour)
  • tiny pinch of salt
  • Best-Ever Buttercream Frosting recipe
  1. Place the butter in a large mug and microwave it for 20 to 30 seconds until melted.
  2. Add the egg and whisk it in with a fork.
  3. Stir in the milk, vanilla, and sugar.
  4. Add the flour and salt. Mix the batter with a fork until smooth.
  5. Divide the batter between two mugs. Microwave separately for 50 seconds each until risen. Take care not to overcook or the cake will dry out fast.
  6. Once cooled pipe on a swirl of Buttercream Frosting and enjoy!
Nutrition Facts
1 Minute Microwave Funfetti Mug Cake
Amount Per Serving (1 Mug Cake (no frosting))
Calories 656 Calories from Fat 251
% Daily Value*
Fat 27.9g43%
Saturated Fat 16g100%
Polyunsaturated Fat 1.9g
Monounsaturated Fat 7.5g
Cholesterol 246mg82%
Sodium 703.2mg31%
Potassium 134.1mg4%
Carbohydrates 87.2g29%
Fiber 1.3g5%
Sugar 52g58%
Protein 12g24%
* Percent Daily Values are based on a 2000 calorie diet.