blackberries or other berries, to serve
175g/6oz caster sugar
90驳/3录辞锄 caster sugar
25g/1oz cornflour
录 tsp fine sea salt
pinch fine sea salt (optional)
15g/陆oz hard pure liquorice pellets
600g/1lb 5oz full-fat cream cheese, at room temperature
3 large free-range eggs, at room temperature
300ml/10fl oz soured cream, at room temperature