Question

how is the 'varkha' or silver foil used in sweets made ? collect the information about which metals are used to make 'varkha'

Answer 1

silver(Ag) is used in the making of 'vark'

Answer 2

Varhak is type of the foil which gets composed of pure metal and also type of the silver.

Apart from that it acts as gold which used the garnishing the sweet in the part of the South Asian cuisine.

It is completely edible via with the various flavorless in the fine manner.