Mix sugar with margarine

Add eggs

Add flour

Divide the mixture in to four

Prepare the baking bowl

In one the mixture add one colour may be red and the other mix green

On the bowl pour the red mixture the add uncoloured mixture then add green and on the top add the other uncoloured mixture

If ready put it in oven for 20-30min

If ready remove it from the oven allow it cool and will be ready to be served...