Ramos Gin Fizz

1 ½ cups ice

2 fluid ounces gin

2 fluid ounces cold half-and-half

½ fluid ounce lemon juice

½ fluid ounce lime juice

2 teaspoons white sugar

1 egg white

3 dashes orange flower water

1 dash vanilla extract

1 fluid ounce cold club soda, or as needed

Fill a cocktail shaker with ice. Pour in gin, half and half, lemon juice, and lime juice. Add sugar, egg white, orange flower water, and vanilla extract. Shake vigorously; rest a second, then shake a little more. Strain into a tall cocktail glass. Top off with club soda.