Mix the rum, cream of coconut, orange juice and orange bitters into a shaker. Add the hot coffee and shake, making sure to protect your hands, then pour into a mug or heat-resistant glass. Garnish ...
So my advice for Martinis is: keep them icy and small. That first, electrifying sip is usually the best one, after all. A 150ml glass is perfect. Or even smaller if you can. Vintage liqueur glasses ...