- STEP 1
Mix the courgette with the lemon juice and sugar and leave to steep for 1 hr. In the meantime, place a martini glass in the fridge to chill.
- STEP 2
Strain the courgette mixture through a sieve into a jug. Fill a cocktail shaker with ice then add 25ml of the courgette syrup followed by the vermouth and gin. Stir gently a few times then strain into your chilled glass. Garnish with a mint leaf and serve.