Gluten Free, Egg Free, Nut Free, Soya Free
Whip the cream until soft peaks form
Whisk the yoghurt, lemon zest and juice, sugar and milk into the cream until well combined
Pour the mixture into a shallow 1.5 litre dish or box and cover
Freeze for 6 hours or overnight.
Remove from the freezer, cut into chunks and blend until smooth and creamy
Put back in the freezer until ready to use
Remove from the freezer at least 5 minutes before you want to use it to allow it to soften a little