570ml cake flour 285ml sugar 75ml cocoa 10ml baking powder 5ml bicarbonate of soda 250ml mayonnaise 250ml water 5ml vanilla essence
Sift the cake flour, cocoa, baking powder and bicarbonate of soda together. Add sugar and mix. Add the mayonnaise and water to dry mixture and mix well. Add vanilla to mixture and beat well. Preheat oven to 180 degrees C and bake for approximately 25 minutes.