Place all the ingredients for the chocolate mix in a food processor and blitz to a fine rubble –– don’t overdo it, or the chocolate will melt and turn into a paste
Heat the milk in a pan almost to boiling point, then remove from the heat and add 3 tablespoons for each 250ml of milk used. Whisk or beat to a lovely froth.
Serve with a pinch of chilli flakes on top.