step 1
Put butter, sugar, Cocoa and Nuttella into a saucepan over a low heat. Stir occasionally until butter is melted and everything is well mixed together. Remove from heat
step 2
Add sieved flour to chocolate mix. Stir in
step 3
Beat the eggs and add to the chocolate mix. Beat well with a wooden spoon
step 4
Pour the mixture into a lined square cake tin. Cook in a pre heated oven (170 fan) for about 30 minutes. Once cooked cool and turn out onto a wire tray and cut into squares.