Dominican Goddess

• 1 1/2 oz Rum (Brugal or Bacardi)*1/2 oz ruby red Grapefruit juice
• lemon-lime flavored Soda water (seltzer water)

Mix Ruby red grapefruit juice and lemon-lime vintage seltzer water. Add the rum (as much as desired) and shake.

Add a pinch of salt for extra tingle. Garnish with a slice of grapefruit and/or lemon.