2 oz silver tequila¾ oz Cointreau¾ oz lime juice1 tbsp agave nectar
instructions :

Prepare a coupe, cocktail or rocks glass with a salted rim if desired.
Add all ingredients to a cocktail shaker.
Add ice and shake until chilled.
Strain into prepared coupe or cocktail glass with the ice from the shaker.
Garnish with a lime wedge.

source :
punchdrink.com