Melt the chocolate either in a microwave or in a bowl over hot water.
Mash the banana in a large bowl.
Add the vanilla extract/essence and honey to the mashed banana and mix.
Add the melted chocolate to the banana mixture and stir well.
Place the truffle mixture in the fridge until it has partially set, but remove from the fridge before it becomes solid (about an hour).
Place the grated chocolate in a bowl or on a plate. Take a teaspoon of the truffle mixture, roll into a ball and roll in the grated chocolate until it is fully coated
Repeat with the remainder of the mixture.
Store in the fridge but bring to room temperature just before eating.