Martin Miller’s Southsider

• 2 ounces Martin Miller’s Gin
• ½ ounce lime juice (1/2 fresh lime)
• ¾ ounce simple syrup (2 parts sugar/ 1 part water)
• Dash of egg white (optional)
• 10 mint leaves (tear)
• Pour all ingredients over ice and shake vigorously. 
• Serve in a collins glass filled with ice
• Garnish with a sprig of mint