Add all dry ingredients to a blender

Tip all ingredients into a ramekin, mug or other microwave safe container

Add the milk and stir with a fork till mixed fully

Microwave for 1 min (watch to avoid expanding over container)

If needed, microwave a further 20-30 second intervals until the cake comes away from the edge of the container and the top

Take out and eat from container or turn upside down to transfer to a plate and add additional toppings etc as desired. (Use a tea towel or gloves to remove the hot container)