A long classic cocktail, Mexico’s national drink. 2 Part Olmeca Altos Plata ½ Part Fresh Lemon Juice 4 Part Grapefruit Soda Glass: Highball Lime Wheel & Salt Rim 1. Salt the rim of a Highball glass. 2. Add tequila. 3. Add freshly squeezed lime juice. 4. Fill the Highball glass with cubed ice. 5. Add grapefruit soda. 6. Garnish with a lime wheel.