Passion fruit and lime Charlotte russe

Name: Passion fruit and lime Charlotte russe
Ingredients: 3 medium free-range eggs, separated; 70g/2½oz caster sugar; ½ tsp vanilla extract; 60g/2¼oz plain flour; 1 tbsp cornflour; pinch of salt; pinch of cream of tartar; 25g/1oz icing sugar; 450ml/16fl oz full-fat milk; 6 free-range egg yolks; 75g/2¾ oz caster sugar; 7 leaves gelatine, soaked in cold water for 10 minutes; 200ml/7fl oz passion fruit purée (available from some large supermarkets); 350ml/12oz double cream; 2 limes, finely grated zest and juice only; 125g/4½oz caster sugar; 3 sheets gelatine, soaked in cold water for 10 minutes; green food colouring; 450g/16oz fresh fruit, such as strawberries