Feel free to use white nectarines instead of yellow. Elderflower
cordial is a refreshing addition and is becoming widely available
55 gm(¼ cup) caster sugar400 gm(about 5) yellow nectarines, halved, plus 1 extra, thinly sliced, to serve60 ml(¼ cup) elderflower cordial 1 tbsplemon juice
Combine sugar and 60ml water in a saucepan, stir over low heat until sugar dissolves, then bring to the boil, remove from heat and cool.
Process nectarines in a food processor until puréed (you will need 375ml nectarine purée). Combine purée, sugar syrup, elderflower cordial and lemon juice in a bowl, then pour into a large shallow tray and freeze until half-frozen (1-2 hours). Remove from freezer and break mixture into small ice flakes with a fork, then freeze until just frozen (1-2 hours). Stir once more with a fork, breaking mixture into ice flakes, then freeze until frozen (1-2 hours). Serve in chilled glasses with extra sliced nectarine.