1- Peel the zest from the lemons, using a swivel-head vegetable peeler. Try not to get any white pith. Squeeze the juice from the lemon. put the zest, lemon juice and sugar in a heatproof jug.
Step 2:
Step 3:
2- Pour in 600ml (1 Pint) boiling water and stir intill the sugar has dissolved. Add the mashed raspberries. cover and leave to cool completely.
Step 4:
Step 5:
3- Strain the mixture into a serving jug. Dilute with about 300ml (1/2 pint) chilled water and sweeten with extra sugar, if you like. Add plenty of ice, lemon slice, raspberries and mint.
