Put 500ml (17fl oz) semi-skimmed milk in a large pan with ¼tsp freshly grated nutmeg, 1 large cinnamon stick and ½ vanilla pod, split lengthwise. Place over a low heat. when just bubbling at the edges, set aside for 10 minutes to infuse.
Remove the spices. return the milk to the heat, then stir in 1½ tbsp honey. Using a hand-held electric whisk, whip the milk until foamy and increased in volume by about a third. Divide 4 tbsp dark rum (optional) between glasses and top up with the frothy milk.
See more Drinks recipes