The silver foils are not very expensive. They are sold by weight. Ordinarily, you can buy a packet of 160 foils for a price between Rs.100 to 200. That is, approximately one rupee per foil. Not only the sweets, now a days it is also applied on fruits. Some Ayurvedic medicines also are wrapped in silver foils.
They are made by hammering thin sheets of silver in middle of booklets made of a bull’s intestines. In other words, after slaughtering a bull, quickly his intestines are removed, and sold to the manufacturers of foils. The skins made of old intestines are of no use. Even one day old intestines cannot be used, because within a few hours they stiffen.[...]