• Preheat oven on 170 degree C.
• Sieve flour 3 times.
• Mix Flour, Baking powder, Salt.
• In another bowl beat egg yolk and 1 cup Sugar properly till become frothy.
• Mix orange juice, oil, water, vanilla essence and marmalade and add to egg yolks.
• Add this mixture to the flour mixture and with the help of a wooden spoon mix and fold properly.
• Beat egg white properly like foam and add to the mixture.
• Combine caster sugar and tartar cream and add to the cake mixture slowly.
• You can also add raisin to the cake batter to give it fruity crunchy flavor.
• Grease a 10 inch cake pan and pour the mixture into it.
• Bake the cake in preheated oven for 45 to 50 minutes on 170 degree C.
• When cake is ready, leave it to cool.
• Lightly heat orange marmalade to make its consistency light.
• Glaze with orange marmalade or just dust icing sugar and then serve.