HELP replacing cocoa in recipe

slaintewesties, Jun 25, 8:04am
I have a fantastic egg and dairy free chocolate cake that suits my allergy affected family. it has 1 cup of cocoa in it and I want to replace the cocoa with something else to make a passionfruit flavoured cake. Can anyone suggest a replacement, I was thinking cornflour.

waswoods, Jun 25, 8:13am
Just flour will do

buzzy110, Sep 6, 8:18pm
How about coconut flour?