Ingredients margarita 1 ounce fresh lime juice 1 1/2 ounces blanco tequila Ice 1 ounce Cointreau or other triple sec salt air 4 ounces water 2 ounces fresh lime juice 1 1/2 teaspoons Sucro 1 1/2 teaspoons salt Instructions Make the Salt Air: Fill a cocktail shaker with ice. Add the tequila, Cointreau and lime juice and shake well. Strain into a chilled coupe. Make the Salt Air: Combine all of the ingredients in a large bowl. Using an immersion blender, mix until bubbles form. Carefully spoon on top of the drink.