Nestle and Singapore-listed cocoa ingredients maker Petra Foods have agreed to work together on improving cocoa production in Indonesia.

Petra, which supplies Nestle with ingredients, said the two companies had signed a memorandum of understanding to collaborate on the sustainability of cocoa production and to promote traceability in the supply chain in the Indonesian region of South Sulawesi, reported just-food.

The two sides plan to train farmers in a bid to improve productivity and the quality of their cocoa beans.