Chocolate sponge cake

Directions

1. 1
   Preheat oven 200C
2. 2
   In a large bowl mix together the sugar and butter until light and fluffy
3. 3
   Beat in the egg a little at a time
4. 4
   Sift the flour and fold into mixture
5. 5
   Add the cocoa powder and mix well
6. 6
   Put mixture into a grease-lined cake tin
7. 7
   Bake in the oven for 20 mins
8. 8
   Leave to cool on a cooling rack then tuck in!