Separate egg yolks and egg whites in two bowls & set aside.
In bowl,add all-purpose flour,caster sugar,baking powder,salt,orange zest and mix well.
Add orange juice,egg yolks,cooking oil and beat until smooth batter is formed & set aside.
In separate bowl,add egg whites and beat until foamy.
Add cream of tartar,caster sugar and beat until stiff peak forms.
Now add prepared orange mixture into egg whites mixture and mix gently with the help of the spatula.
Grease baking pan with cooking oil and pour prepared cake batter.
Bake in preheated oven at 170 C for 35-40 minutes or until a skewer inserted into the center of the cake comes out clean.
Remove the cake from the oven and let it cool & serve!
Anday ki zardi aur safedi ko alag ker ka bowls mein nikal lein & side per rakh dein.
Bowl mein maida,bareek cheeni,baking powder,namak aur orange zest dal ker ache tarhan mix ker lein.
Orange juice,anady ki zardi aur cooking oil dal dein aur smooth batter tayyar hunay tak beat ker lein & side per rakh dein.
Alga bowl mein anday ki safedi dal dein aur foamy hunay tak beat ker lein.
Cream of tartar aur bareek cheeni dal dein aur stiff peak form hunay tak beat ker lein.
Ab tayyar orange mixture ko anday ki safedi walay mixture mein dal dein aur spatula ki madad sa gently mix ker lein.
Baking pan ko cooking oil sa grease ker lein aur tayyar cake batter dal dein.
Preheated oven mein 170 C per 35-40 minutes kliya bake ker lein.
Cake ko oven sa nikal lein aur thanda ker lein serve karein.