Chocolate marshmallow crackle cakes

1. grease a baking with butter

2. put all of the rice krispies on baking tray

3. put butter and marshmallows in a saucpan on hob and add choclate powder and sitr until all has melted.

4. Tip the mixture onto the rice krispies on baking tray

5. Stir in all of the mixtur until the whole tray is filled

6. Put it in the firdge for about 40 minutes