Rinse an old fashioned glass with Laphroaig
Shake and fine strain remaining ingredients
Flame a lemon peel over the drink and garnish with a sprig of candied rosemary.
To make the syrup, add to a pot 250g each by weight sugar and water, 10 g finely sliced ginger and 2 - 3 rosemary springs.
Simmer until sugar is dissolved and transfer to refrigerator to rest for two days before straining,