Ripe and fresh bulbs of onion of peculiar size are cleaned by removing its outer layer including foreign material, roots etc. It is washed with fresh bore well water treated with disinfectant. But never treated with SO2 or any bleaching agent or pesticide. Any parts of its volatile components are not removed.

Ripe and fresh bulbs of onion of peculiar size are cleaned by removing its outer layer including foreign material, roots etc. It is washed with fresh bore well water treated with disinfectant. But never treated with SO2 or any bleaching agent or pesticide. Any parts of its volatile components are not removed.