Chill Glass: Stir some ice cubes in your highball glass to chill it.
Add Ingredients: Pour 1 egg white, 2-3 drops orange flower water, 1 oz simple syrup, 1 oz heavy cream, ½ oz fresh lemon juice, ½ oz fresh lime juice, and 2 oz Gin into the shaker.
Dry Shake: Shake the ingredients hard for 15-20 seconds.
Shake with ice: Ice up the shaker and shake for about 15-20 seconds
Strain: Pour the mixture through a strainer into an empty and chilled highball glass.
Top with Soda: Fill the rest of the glass with chilled soda water.