Step by step recipe:
- 3 min.
- 1 min.Mix thoroughly.
- 3 min.Divide the mixture evenly between the mugs.
- 2 min.Cook one mug at a time (this is important) for 1 minute 30 seconds each at 850 Watts.
- Leave to cool for a few minutes before eating as the cake will be boiling in the centre when you take it out of the oven.