Step 1.
- Fill a highball glass with ice.
Step 2.
- Pour in 2 ounces of dark rum.
Step 3.
- Add 4 ounces of ginger beer.
Step 4.
- Squeeze fresh lime juice from a wedge into the glass.
Step 5.
- Stir gently to combine.
Step 6.
- Garnish with a lime wedge.