Cohn, Jacob. The Royal Table - VWC: Faculty/Staff Web

CHAPTER X.
HOW DISHES ARE PURIFIED ("KASHERED") :
THE CEREMONY OF RITUAL IMMERSION
("TEVTLATH KELIM")
In the course of running a kosher kitchen it often happens
that due to
becomes trejah.
certain unavoidable circumstances a dish
A number of such cases were mentioned
1
in passing in several chapters. This does not mean that
the dish is a total loss and must be destroyed, for a number
of methods are known by which a trejah dish may be
"kashered" and made usable. Second-hand dishes purchased
from a gentile present a similar problem, for the
trejah food absorbed in them must be removed before they
may be used. We shall devote the next few pages to a
survey of the laws of purification of vessels.
There are four major methods of purification: burning
); boiling (n5yjn); washing (n& t
DB>);
or mrmn). Vessels must be purified
and abrasion
in the same
manner in which they were originally used, for food ab-
sorbed at high temperatures will not be expelled unless the
temperature be raised again to that point. Spits or frying
pans which are used on an open flame must be "burned
out," or heated until they glow. 2
Metal, wood, or stone
dishes must be boiled out if they have been used for boiling
or dipped into a "first vessel," one which has itself been
heated on a fire. 3
Gentile knives must be well cleaned to
1 See above, pp. 114-116, for illustrations.
a Y D. 121, 4.
8 Y. D. ibid. 2.
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