Step 1.
- Fill an Old Fashioned glass with ice.
Step 2.
- Add 2 oz of bourbon to the glass.
Step 3.
- Add 2 dashes of chocolate bitters.
Step 4.
- Add 1/2 oz of simple syrup (adjust to taste).
Step 5.
- Stir gently to combine the ingredients.
Step 6.
- Express the oils from an orange twist over the drink, then add the twist as garnish.
Step 7.
- Garnish with a sprinkle of chocolate shavings.