Step 1

In a large saucepan, add the first 5 ingredients.

Step 2

Melt together over a low heat until sugar is dissolved and butter and chocolate are melted. Allow to cool for 10 minutes.

Step 3

Sift plain flour, self raising flour and cocoa into a large mixing bowl.

Step 4

Add the cooled liquid and beat gently.

Step 5

Add the eggs and mix gently.

Step 6

Pour mixture into a greased cake tin and bake at 150C for 1¾ hours.