Instructions
- Muddle a sugar cube with a few dashes of Angostura bitters in a rocks glass.
- Add a splash of water to dissolve the sugar, then add ice cubes to fill the glass.
- Pour 2 ounces of Cognac over the ice.
- Stir gently to combine the ingredients.
- Express the oil from an orange twist over the drink and place it in the glass as garnish.