According to the second plan, the ordinary oil is treated as for the preparation of a curd soap, and to this the coconut soap separately saponified is added in the pan and both are boiled together till they form a homogeneous soap.
When about too lb of silk has been bagged, the whole is placed in a large wooden tub and covered with boiling water in which 12 to 20 lb of white curd soap has previously been dissolved.
A berry cake filled with lemon curd is another tasty choice.
A similar cement is a mixture of dried fresh curd with i nth of its weight of quicklime and a little camphor; it is made into a paste with water when employed.
Dairy produce is important in Afghan diet, especially the pressed and dried curd called knit (an article and name perhaps introduced by the Mongols).