Preheat oven to 185 C. Line an 8 inch square baking tin with baking or parchment paper.
In a large mixing bowl, take the chocolate chips and melt for 1 minute.
Then add olive oil, vanilla, and sugars and mix briefly.
In a separate bowl, add egg replacer with water. Let it sit for 5 minutes
Then add the egg mix to the bowl and whisk well. Now add the cocoa powder, flour .
Gently mix with a spoon or spatula to combine. Pour into prepared tin.
Bake for approximately 28-30 minutes or until a knife inserted in the middle comes out clean. Leave to cool slightly before removing from pan. They will firm up as they cool. Serve with ice cream or cream.