Little bit fancy, but equally as simple. I dare you to get to the end of the video linked below and not say 'Tequila'!

Cocktail → Video

What you will need:

• 30ml Cointreau 
• 60ml Tequila
• 2 Tbsp of agave 
• Juice of half a lime
• Juice of half a grapefruit 
• A handful of ice

To garnish:

• Rosemary sprig
• Grapefruit wedge

Method

• Add all the ingredients into a cocktail shaker, give it a good shake and pour it into your glass
• Add a sprig of rosemary and a grapefruit wedge to garnish
• Serve and enjoy!