Warm the milk in a pan to just below boiling point.
Spoon the white chocolate into a mug.
Pour in the milk and give a good stir. A mini whisk is useful for this.
Alternativley use an electric milk frother to mix and froth the drink at the same time.
Sprinkle a little matcha powder over the top and enjoy.
Notes
Please note: calories and other nutritional information are per serving. They're approximate and will depend on serving size and exact ingredients used.