Serves 6
36 x26cm Swiss roll tin
Baking paper
Melted butter
6 eggs, separated
60g plain flour
Finely grated zest and juice of 2 limes
1/2 cup caster sugar, plus 2 Tbs extra
1 cup mascarpone, room temperature
1/2 cup passionfruit pulp, plus 3 fresh passionfruit
Icing sugar
1 Preheat oven to 180C. Line the base of the sponge tin with baking paper. Brush the sides of the tin with melted butter.
2 Beat the egg yolks, flour and lime with the sugar until pale.
3 Beat the egg whites until firm then gently fold into the mixture.