Page 188 - Chayei Adam LAYOUT sivan 5782

Chayei Adam - K’lal 145 - Laws of Yom Kippur

a person’s mind at all; even if he is a midget he still feels afflicted [if he eats less
than this and if he eats] the size of a date, it will settle the mind of Og Melech
HaBashan, [at least] a little bit. All foods combine to make up the volume of a
date, provided that they are fit to eat, but one is not liable for eating food which
is not fit to eat. Food and drink [however] do not combine together. 13

]5[ If one ate, [stopped] and ate again, if there is less time than k’dei achilas
p’ras [between them], the two combine. If not, they don’t combine and he is patur
14
(exempt). Some say that ‘k’dei achilas p’ras’ is the [length of time it takes to eat]
the volume of four eggs, and others say it is [the volume of] three eggs. 15

]6[ Chazal understand that in order to be liable for drinking, [one must drink]
a mouthful. This doesn’t really mean a mouthful, but enough that if he shifts the
16
liquid to one side of his mouth, it will appear like his mouth is full. This amount
is not the same for everyone, but rather is subjective; a larger person will have a
larger size and a smaller person, a smaller shiur. It also is different from any other
liquid measurements of the Torah which is measured in terms of a revi’is.
However here, it is a halacha l’Moshe mi’Sinai that a person’s mind becomes a
little bit settled [when he drinks] enough to fill his cheek, which, for the average
person, is less than a revi’is. All liquids combine to make up this cheekful,
provided they are fit for drinking. 17

םדו רשב
13. The gemara (Yoma 80b) rules that all half a loaf). This is true however, even if one
foods items combine. This also includes didn’t stop eating in the middle but
anything which enhances or services the food continuously at small crumbs; in order to be
such a salt which is not edible by itself, and liable, he must have had to have eaten a full
gravy which is a liquid. Food and drink shiur within this timespan. See below siman 30
however do not combine. regarding feeding the ill on Yom Kippur for a
further and more practical discussion of k’dai
14. The Tosefta teaches that if one ate a achilas pras.
little, stopped, and then continued eating, he
is only liable if he ate a shiur within k’dai 15. In the mishna (Eiruvin 82b),the tanaim
achilas pras (the length of time it takes to eat argue as to how much bread is required for an

088