firstly, scoop 2 tbsp of vanilla cake batter and transfer to a cake tin.

on top of vanilla cake batter add 2 tbsp of chocolate cake batter.

alternatively, add vanilla and chocolate cake batter. allowing to spread naturally.

using a back of the spoon, give a zig-zag swirl to get a nice design without disturbing the layers.

pat the tray twice to remove the air incorporated into the batter.

place the cake tray into the preheated oven. bake the cake at 180 degree celsius for 50 minutes.

further, allow the cake to cool completely and later cut into thick slices and serve.

finally, serve the eggless marble cake or store in an airtight container.