Malteasers as a choclate bar!! simple.
1) Boil some water in the kettle (or pan)
2) Pour it into a bowl and place a plate on top
3) Put the bag of Malteasers on top and leave for 5 minute (turn every 2.5 minutes)
4) Once melted and warm, keeping the bag sealed push the malteasers to one side of the bag
5) Put in the fridge for up to 3 hours
(Alternatively you can use Mars Planets or anything similar. but for Minstrils you will have to crush the first).