01 -
Moisten the rim of a rocks or coupe glass using a lime wedge, then dip and twist it into black lava salt to coat evenly. Set aside to dry briefly.
02 -
Fill a cocktail shaker with ice, then add silver tequila, triple sec, fresh lime juice, agave syrup, and 2 drops of black food coloring gel.
03 -
Vigorously shake the contents for 15 to 20 seconds to chill and thoroughly blend color.
04 -
Double strain the mixture into the prepared, chilled glass filled with fresh ice. Adjust color by stirring in an additional drop of food coloring if a deeper hue is desired. Garnish with a dried lime wheel, fresh lime slice, or edible black flowers.