From the bustling streets of Delhi to the quiet hamlets of Tamil Nadu, people swear by an age-old trick: place a lemon under your bed, cut it open the next day, and see what secrets it spills.

Ten if you are using small lemons or Meyer lemons. Tip 1: Before you cut open the lemon: With the flat of your palm, gently ...

Set aside. Cut off and discard ends from 1 lemon. Cut lemon into quarters; remove and discard seeds. Transfer quartered lemon to a food processor, and process until finely chopped, about 1 minute.