Grease the cake pan with oil or butter and set aside. You ca also line with parchment paper. Preheat oven @180°C for 10 minutes.
In a mixing bowl take the curd, stir and make it smooth. Add the baking soda, mix well and set aside for about 5-10 mins until the soda reacts with curd and becomes bubbly.
Take the chocolate chips and mix with ½ tsp flour and set aside.
Seive the flour, cocoa powder, baking powder, salt in a mixing bowl for 2-3 times, mix well and set aside.
Add in sugar, oil, vanilla extract, milk to the curd mixture and whisk till the sugar is melted.
Add the brewed coffee and give a gentle stir.
Add in the flour mixture and fold gently and make a smooth batter without lumps.
Add the chocolate chips reserving some for garnish and give a quick gently stir. Do not over mix the batter. (White chocolate chips for garnish is optional)
Pour the batter into the greased pan and tap the tin for 2-3 times to release any air bubbles.
Garnish with chocolate chips and bake the cake at preheated oven @180° C for 30-35 mins. Start checking from 30 mins. A tooth pick inserted should come out clean.
Remove it from the oven, let it cool down for about 5 mins and invert it.
Cut the cake once it cools down completely. Enjoy!