2 large lemons, grated zest only
4 large lemons, juice only (approximately 200ml/7fl oz)
1 tbsp lemon juice
2 passion fruit
125²µ/4½´Ç³ú plain flour
300²µ/10½´Ç³ú caster sugar
400g/14oz caster sugar
1 tsp cream of tartar
½ tsp salt
½ tsp vanilla extract
175g/6oz unsalted butter, cubed
10 large free-range egg whites
10 large free-range egg yolks
300ml/10fl oz whipping cream