Chocolate Biscuits of Doom These are rich and chocolatey to the extreme. You have been warned. 1.Cream 125 gm (1/2 cup) butter 1/4 cup castor sugar 2.Sift and stir into creamed mixture 1 cup self raising flour (or plain flour with 1/2 teaspoon each of baking soda and baking powder) Pinch salt 1/4 cup chocolate powder 3.Roll into balls and place on greased cooking sheet with room to spread. 4.Flatten each ball with a fork dipped in cold water. Don't crisscross. 5.Bake at 190 C (375F) for 7 to 8 minutes