225ml water, plus about 1.5 litres to top up before serving
4 Lemons, juice
2 oranges, juice
To make the syrup, dissolve the sugar in a saucepan with the water, bring slowly to the boil and cook for 2-minutes, stirring to dissolve the sugar - leave to cool. Sweeten the fruit juice with the syrup and top-up with water and ice before serving.