- 375 milliliters Barbados Rum, such as Mount Gay Ecliipse
- 200 milliliters sugar syrup
- 150 milliliters fresh-pressed lime juice
- 1 liter water
- 8 dashes Angostura bitters
- Lime or orange wedges
- Freshly grated nutmeg
- Combine all ingredients in a non-reactive container, stir to mix.
- Chill for 4-6 hours minimum; 24 hours is best.
- To serve, pour over ice in a chilled Collins glass.
- Garnish with lime wedge and fresh grated nutmeg.