In a bowl, add 2 egg whites and ½ cup powdered sugar and whisk to make a blended mixture.
Now add 1 egg yolk and whisk to blend it in a mixture.
Again, add another egg yolk and whisk again.
Pour ½ teaspoon Vanilla essence and mix.
Now sieve 1.5 cups All-purpose flour (maida).
Add 1 pinch of baking soda.
Also, add ½ teaspoon of baking powder.
Sprinkle a pinch of salt.
And mix all the ingredients properly to make a one tone mixture.
After proper mixing, add ½ cup vegetable oil and whisk again.
Add 50 ml milk to get rid of the extra thickness of batter.
Note down the batter thickness at 02.23 in the video.
Grease the pan properly from all sides.
Place parchment paper.
Distribute the cake mixture in 2 parts.
In half mixture, add ½ tablespoon Cocoa powder in cake batter and mix well to create chocolate texture.
Now pour the vanilla cake mixture in cake mold.
In the same way, pour the chocolate cake mixture over the vanilla cake mixture.
Run the knife in a zig-zag order to create a marble effect in the cake.
Tap the pan to release air bubbles.
Set the stove pan and preheat the pan before 5 minutes on high heat.
Add 150 ml water in the pan to moist and chewy cake texture.
Place any stand on the pan to avoid direct heat from the pan bottom.
Place the cake mold over the stand.
Cover for 35 minutes. Initially keep the temperature on high for 5 minutes then turn the heat to low.
(You can also bake the cake in over at 180 degrees and Gas mark 4 for 20 to 25 minutes).
After 35 minutes, check the cake with a knife or skewer. Prick it and if it comes clean then the cake is ready.
Remove the cake mold from heat and keep it on room temperature.
Cool it down.
Remove from mold.
Cut it into slices and share it with your friends and family.