In a bowl, prepare the vanilla batter by whisking together oil, powdered sugar, and curd until the texture becomes silky. Next, sieve the dry ingredients into the mixture. Mix.
In another bowl, prepare the chocolate batter by whisking together oil, powdered sugar, and curd until the texture becomes silky. Next, sieve the dry ingredients into the mixture. Mix.
Oil/ Grease a circular cake pan and pour the prepared batters into it. Start with 2 tablespoon of the chocolate batter, followed by 2 tablespoon of the vanilla batter. Repeat until all the batter is used.
Pre-heat oven and bake the cake at 180 degrees for 30-40 minutes, or until the cake passes the toothpick test.
Serve hot!