Rich Chocolate Rum Truffles

Rich Chocolate Rum Truffles(serves-6-8):
Ingredients:
For Filling:
1 cup plain covering chocolate(grated); 1/2 cup icing sugar(sieved); 1/4 cup buts(chopped); 4 tsp cream; 1 tbsp rum;
For Coating:
1 cup plain coating chocolate(grated);
Method:
Melt the chocolate in a bowl over hot water.Add the nuts, icing sugar and rum.Mix it into a stiff paste with cream using a wooden spoon.Shape into balls and leave to dry on a greased proof paper for a few hours at room temperature.Dip each ball in melted chocolate, set and wrap in silver wrappers.