YOUNG cake baker Zach Thorp has been fine-tuning his catering skills in preparation for today's Red Nose Day.The eight-year-old pupil at Denbury Primary School has been stirring and mixing away with Key Stage One teaching assistant mum Sarah to produce goodies to mark the charity event.It was Zach who came up with the idea of selling the duo's home-made chocolate cakes to raise funds for Red Nose Day.'My mum has been teaching me how to bake cakes. 'They will be delicious,' he said.