2 oz Orange Juice
1 1/4 oz Gin
1 tablespoon Simple Syrup
4 oz Pink Grapefuit Juice
Seltzer.
Jigger, Citrus Juicer, Strainer, Stirrer (long Spoon), Tablespoons, Highball Glass.
In a Highball Glass, pour Orange Juice over Ice. Combine Gin, Simple Syrup, and Pink Grapefruit Juice; slowly pour over Orange Juice. Top with Seltzer.