This Funfetti Mug Cake is amazingly fast and easy to make! Just add a few ingredients to a mug, stir, pop in the microwave and enjoy!
This funfetti mug cake is the easiest cake you will ever make. In less than two minutes, you can enjoy moist, delicious cake in a mug.
I have been making this for several years now and it’s still one of my favorites. This is great to whip up for breakfast, dessert or even just a snack! This funfetti mug cake is made from scratch in your microwave and it tastes amazing.
You are going to want to make this treat over and over again! This recipe makes 1 mug cake…enough for 1 generous serving or 2 small servings. If you want to make more, simply double the recipe and add 30 seconds to the cook time.
Mug Cake Ingredients
2 tablespoons unsalted butter
1 tablespoon milk
½ teaspoon vanilla extract
1 large egg yolk only
2 tablespoons white sugar
¼ cup flour
½ teaspoon baking powder
Pinch of salt
1 tablespoon sprinkles + extra for garnish
Frosting Ingredients
2 tablespoons butter (room temperature)
½ cup powdered sugar
1-2 teaspoons milk
⅓ teaspoon vanilla extract
Pinch of salt
How to Make Funfetti Mug Cake in the Microwave
Add 2 tablespoons of butter to the bottom of a microwave safe mug and melt in microwave.
Add milk, vanilla extract, egg yolk and sugar to mug with melted butter. Use a fork to whisk ingredients until incorporated. Add flour, baking powder and pinch of salt to the mug. Whisk again to combine. Stir sprinkles into the mixture.
Microwave for 90 seconds on 70% or medium-high power. Allow to cool while preparing frosting.
How to Make Mug Cake Frosting
To prepare frosting, use a fork or an electric mixer to beat butter and powdered sugar in a bowl until creamy. Add in milk, vanilla extract and a pinch of salt. Beat again until combined.
Add additional milk if necessary until desired consistency is reached.
Spread or pipe frosting onto cooled mug cake. Add additional sprinkles if desired and enjoy!
More Easy Delicious Desserts
- No Bake Twinkie Strawberry Dessert
- Homemade Cheesecake Cupcakes
- Cherry Dump Cake
- S’mores Ice Box Cake
Recipe
Funfetti Mug Cake
Ingredients
Mug Cake Ingredients
- 2 tablespoons unsalted butter
- 1 tablespoon milk
- ½ teaspoon vanilla extract
- 1 large egg yolk only
- 2 tablespoons white sugar
- ¼ cup flour
- ½ teaspoon baking powder
- Pinch of salt
- 1 tablespoon sprinkles + extra for garnish
Frosting Ingredients
- 2 tablespoons butter room temperature
- ½ cup powdered sugar
- 1-2 teaspoons milk
- ⅓ teaspoon vanilla extract
- Pinch of salt
Instructions
How to Make Funfetti Mug Cake in the Microwave
- Add 2 tablespoons of butter to the bottom of a microwave safe mug and melt in microwave.
- Add milk, vanilla extract, egg yolk and sugar to mug with melted butter. Use a fork to whisk ingredients until incorporated. Add flour, baking powder and pinch of salt to the mug. Whisk again to combine. Stir sprinkles into the mixture.
- Microwave for 90 seconds on 70% or medium-high power. Allow to cool while preparing frosting.
How to Make Mug Cake Frosting
- To prepare frosting, use a fork or an electric mixer to beat butter and powdered sugar in a bowl until creamy. Add in milk, vanilla extract and a pinch of salt. Beat again until combined.
- Add additional milk if necessary until desired consistency is reached.
- Spread or pipe frosting onto cooled mug cake. Add additional sprinkles if desired and enjoy!
Nutrition Disclosure
Nutritional facts are estimates and are provided as a courtesy to the reader. Please utilize your own brand nutritional values to double check against our estimates. Nutritional values are calculated via a third party. Changing ingredients, amounts or cooking technique will alter the estimated nutritional calculations.
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