Make your fresh watermelon juice in the morning by either using a juicer or blending and straining your watermelon. Then add slices of cucumber and store in the fridge.
Fill your glass with ice and add 1 shot (1oz) of Wheatley Vodka.
Mix 1 cup of watermelon juice with 3-4 tbls of simple syrup.
Add 3-4 slices of cucumber and a few rasberries (optional)
Fill your glass with watermelon juice just over half way
top with club soda, give your cocktail a stir, and garnish with a slice of watermelon