Fill a sling glass to the top with ice cubes
Place 20 raspberries, 1 red basil leaf into a shaker and muddle
Add 0.5 oz of lemon juice and 0.35 oz of sugar syrup
Fill the shaker with ice cubes and shake
Finely strain into the sling glass
Top up with Sprite and stir gently
Garnish with a raspberry on a cocktail skewer and a mint sprig