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