- The price of cocoa has risen 27 per cent in last year, according to Rabobank
- Sugar prices are also the highest they have been in decade
- Major cocoa-growing regions have faced poor weather conditions
"That's really not good because it's causing rotting and diseases in the trees,"Ms Piggott said.
"This is just raw sugar, so white sugar has increased as well."
"Depending on the product you're talking about, you've got pricing back at or below five-year averages,"he said.