Prepare a 12 hole muffin tray, use paper cases if you wish.
Melt the chocolate and coconut oil together in the microwave or in a bowl over a pot of simmering water.
Mix in the peanut butter, if the peanut butter is lumpy warm it for a further 30 seconds in the microwave.
Fold in the rice krispies and oats
Scoop into the muffin tray.
Set in the fridge for 1 hour.
