Cashew nut – N72.8 billion Cashew nut worth N72.8 billion was exported, 14.4 per cent of total export value. Up to N55.6 billion came from in-shell nuts and N17.2 billion from shelled nuts. Cashew is a tree crop cultivated for food and medicine. Various parts of the fruit are of economic value, including the apple, nut, and kernel. The primary product of cashew nut is the kernel, the edible portion. Kernels are used for various products – such as chocolate, ice cream, cake, sweet, and medicine.