Hi i need help my sons school have asked me to make the year six fearwell cake and they said they want it into a big slab cake that feeds 70 people what pan do i use and how much fondant would i need to cover a cake like that because iv never made a cake that big also they want gold bordering on top with with the school logo in the middle whats the best way of doing this i thought of giving the image to my local baker to print it with ediable ink on icing for me because i dont have an ediable printer machine.