• 150 g dark chocolate
• 150 g milk chocolate
• 300ml milk
• 150 ml water
• 1 1/2 tbsp cocoa powder
• 1/2 vanilla pod

Mix the milk, water and cocoa powder and put into a pan with the scraped vanilla pod.   When the milk is just starting to simmer, turn the heat down to low and add the chopped up chocolate stirring until smooth.