The 5-Minute Lemon Mug Cake You'll Want To Make Again And Again

By Rajlakshmi

June 5, 2026

The weekend is here and that means desserts are a top priority. Thanks to the magic of microwaves and a trusty mug, you can effortlessly create single-serve cakes that are moist, fluffy and have a hint of lemon in it! Check this super-easy recipe out.

Ingredients

4 tbsp self-rising flour 2 tbsp granulated sugar A pinch of salt 1 egg 3 tbsp melted butter 3 tbsp milk 1 tbsp lemon juice ½ tsp lemon zest

Step 1

In a medium bowl, combine flour, sugar, and salt. Whisk to blend. Create a well in the centre.

Step 2

Combine egg, butter, milk, lemon juice, and lemon zest. Whisk to create a smooth batter.

Step 3

Pour batter into a 500ml microwave-safe cup. Place the cup in the microwave. Microwave on high for 90 seconds.

Step 4

Add your favourite toppings, such as melted white chocolate, lemon curd, or whipped cream.

Step 5

For the most flavourful lemon mug cake, use fresh lemon juice and zest from an organic lemon.