Finely grate the chocolate using a micro plane.
Place the grated chocolate into a clean bottle or jar and pour in the vodka
Seal tightly and leave at room temperature for 24 hours to infuse
Line a V60 or a funnel with a coffee filter paper, rinse with cold water to remove any paper taste and set above a clean container
Carefully pour the chocolate vodka mix into the filter leave to filter through
Discard the filter paper and transfer the clear chocolate vodka in to a clean bottle and seal with a lid
Keep at room temperature until required