Add water, sugar and wine to a saucepan and bring to a boil then continue heating until sugar is dissolved (about 1-2 minutes).
Remove from heat and add raspberries.
Pour into an airtight container and refrigerate overnight to allow flavours to infuse.
Place a strainer over a bowl and pour berry liquid through. You'll need to push the berries through the strainer.
Add to ice cream machine and churn as per manufacturers instructions.
Add to airtight container and freeze for at least 2 hours.