Blend the dates and peanuts

• Pit the dates and place them in a food processor.
• Add the peanuts and blend until a thick, sticky paste forms.

Shape the roll

• Transfer the mixture onto a sheet of baking paper.
• Roll it tightly into a firm log, using the paper to help shape it.
• Chill until firm.

Melt the chocolate

• Melt the white chocolate and the milk chocolate separately in a saucepan over low heat or in a microwave.

Coat and decorate

• Coat the chilled roll with the melted white chocolate.
• Drizzle the melted milk chocolate over the top.
• Let the chocolate set, then slice into rounds.