Daisiesconsisting of a base spirit, orange liqueur, citrus and sometimes a splash of sodaare thought to have been created in the mid-1800s. "A margarita," says mixologist Philip Ward, "is a daisy made with tequila and triple sec."
Moisten the outer rim of a coupe with a lime wedge; coat lightly with salt. Fill a cocktail shaker with ice, then add the tequila, Cointreau and lime juice; shake well. Strain into the coupe and garnish with the remaining lime wedge.