You will need
juice and grated zest of 4 – 5 juicy lemons
5 cups (1 kg) white sugar
2 T (30 ml) citric acid
1 T (15 ml) tartaric acid
5 cups (1.25 litres) boiling water
6 large sprigs of mint
3 slices of fresh lemon
1 T (15 ml) sugar
¾ cup (180 ml) gin
2 cups (500 ml) lemon syrup concentrate
1 litre soda water
1 tray of ice cubes
To make lemon syrup
First grate off the outer skin of the lemons on the fine side of a grater or use a microplane.
Place the lemon juice and grated zest in a large saucepan. Add the sugar, citric acid and cream of tartare.
Pour the boiling water over and stir to dissolve the sugar. Bring to the boil for 5 minutes and remove from the heat.
Pour into clean bottles and refrigerate until needed. Makes about 2 litres and keeps for at least a month refrigerated.
To make the Gin Cocktail master mix
Muddle the mint, lemon slices and sugar by pounding them together in a large jug using a muddling tool or a wooden spoon. Add the gin, lemon syrup, soda water and ice. Stir and serve.