Ingredients 4.5 oz Fever-Tree Mediterranean Tonic Water 1.5 oz Tequila Lime Salt Plenty of Ice Mixing Method Step One: Rim a highball glass with salt and add plenty of ice. Step Two: Add the Tequila. Step Three: Pour in the Mediterranean Tonic water. Garnish with a squeeze of lime. Learn More Keep it classic with this simple highball cocktail that makes the most of tequila and Fever-Tree tonic water. Click to Copy Link Back to Back to all cocktails