India, Sept. 17 -- Onions are integral to everyday cooking. You will find them in everything from fresh salads and sandwiches to curries. They are practically a kitchen staple. But sometimes, when you reach for an onion, you may notice black, green, or fuzzy mould on its surface.

This may leave you thinking: should you throw away the entire onion or simply peel off the attached layers and use the rest? Can cooking, frying, or boiling make a mouldy onion safe to eat? ALSO READ: Everyday explained: Why do clothes smell musty after drying indoors?

In today's edition of Everyday Explained, let's hear from a specialist about whether it is safe to cook mouldy onions. Dr Ashok Kumar, senior consultant and head of medical gastroenterology at Dh...