Add the sugar to a blender and mix together until powdered.
2
Run the almonds through the blender (or food processor) as well until floury.
3
Combine the powdered sugar and almond meal in a bowl together with the egg white. Knead until firm, but still a little sticky.
4
Shape the marzipan into balls and leave them in the freezer for at least 30 minutes.
5
Melt the chocolate with a bain-marie and dip the marzipan balls to cover them in chocolate. Feel free to garnish with nuts before putting them in the fridge to cool.