Use the ProFlow™ pourer and ProMegJig™ to accurately measure the Hayman's Old Tom and Martini Rosso into a Urai™ Mixing Glass. Using the ProPaddle™ measure 1 spoon of Luxardo Maraschino into the mixing glass. Add 2 dashes of Angostura Bitters as well as ice and stir well. Strain with a Juliep™ into a coupé glass.
Garnish with an orange twist.