Recipe by Ciro Garzon, general manager and beverage director of Pampano Restaurant, New York City.
2 oz. blanco tequila
2-3 oz. grapefruit soda (such as Jarritos)
Fresh grapefruit slice
Salt for rim
Salt the rim of the glass. Add tequila and grapefruit soda and stir gently. Garnish with grapefruit slice.