It is a cocktail prepared by mixing tequila with a grapefruit-flavored soda and served on the rocks with a lime wedge. Adding salt to the rim of the glass is also an option.
Ingredients:
Tall glass
Salt the rim of the glass (salt and lemon)
3 ice cubes
1/4 ounce of lemon juice
1 pinch of salt
2 ounces of tequila (D Reserva del Refugio Blanco)