1 1/2 oz of Mezcal (or Tequila)
1 oz of Lemon Juice
1/2 oz of agave nectar
2 dash of grapefruit bitters
soda water
To make this cocktail, you will need a shaker and a strainer. Combine ingredients with ice, except soda water, and shake hard. Strain into an ice-filled Old Fashioned glass and top with a splash of soda water. Garnish with a lemon wheel dusted in chili salt (optional).