150ml/1/4 pint white wine 
2 tblspns lemon juice 
2 level teaspoons finely grated lemon rind 
75g/3oz caster sugar 
300ml/1/2pt fresh double cream 

1. Put wine, lemon juice, rind & sugar into a bowl. Leave for a minimum of 3 hours. 
2. Add cream and whip until mixture stands in soft peaks. 
3. Transfer to 6 sundae glasses. Leave in a cool place for several hours before serving.