In a bowl mix the margarine or butter and the sugar together using a wooden spoon then add the egg and vanilla and stir.

Stir in the flour, cocoa, baking soda and baking powder and stir thoroughly you can use your hand to mix the dough well.

Wrap the dough in plastic bag or put in covered container and put in the refrigerator to chill for 1 hour. You can also keep in a cool place.

Pre heat oven at 180 degrees. When dough has chilled, with your hands shape 1 inch balls and place them 2 inches between each ball on a greased baking tray

Put the 1 tablespoon of sugar on a flat plate and using a flat bottom glass dip the glass in the sugar and place on the balls to flatten each ball

Put the cookies in the oven and bake for 8 - 10 minutes at 180 degrees