Step 1.
- In an Old Fashioned glass, muddle a sugar cube with a few dashes of Angostura bitters and a splash of water until dissolved.
Step 2.
- Add a large ice cube to the glass.
Step 3.
- Pour 2 oz of Pisco over the ice.
Step 4.
- Stir gently to combine the flavors and chill the drink.
Step 5.
- Add an orange twist as garnish, expressing the oils over the drink.