Fill a highball glass to the top with ice cubes
Place 10 mint leaves and 2 bar spoons of granulated sugar into a shaker
Pour in 0.75 oz of quail egg white, 0.35 oz of lime juice and 1.5 oz of white rum
Fill the shaker with ice cubes and shake thoroughly
Strain into the highball glass
Top up with club soda and stir gently
Garnish with a mint sprig and serve with a mate bombilla