Preheat your Tefal Brilliance Steam Oven to 100C, steam function, making sure that the water tank is full.

Blend chopped pandan leaves and milk in a blender.

Strain out 30ml of pandan milk.

In a mixer bowl, whip eggs and sugar on high speed using an electric mixer for 10 minutes until ribbon stage.

Sift in cake flour and give it a quick whisk.

Then, drizzle in pandan milk, vanilla extract and vegetable oil while the mixer is running.

Transfer into an ungreased 6 inch non-removable round cake pan bottom lined with parchment paper. Drop the pan or use a skewer to raise the air bubbles out

Cover the pan entirely with cling film wrap and use a rubber band to secure it, making sure that it is tight.

Transfer into the preheated steamer oven and steam for about 45 minutes.

Invert the cake immediately to cool down.