Prepare glass by combining the sugar and lemon zest on a plate. Rim glass with lemon juice from a lemon wedge, then carefully dip glass into the sugar/zest mixture til evenly coated on the rim of glass. Set glass aside
Fill cocktail shaker with ice.
Add vodka, triple sec, lemon juice and simple syrup into cocktail shaker.
Shake to combine mixture for approximately 1 minute or so.
Strain mixture into prepared martini glass and garnish with a lemon slice on edge of glass (optional).
ENJOY!! *Please drink responsibly
