[Avodah] Why remove drops from Cup; Ought the cup be topped up?

[Ari Zivotofsky]

From: Micha Berger <micha at aishdas.org>
Sent: Thursday, March 23, 2023 5:58 PM

> On Thu, Mar 23, 2023 at 09:52:36AM -0400, Akiva Miller via Avodah wrote:
>> R' Meir G. Rabi asked:
>>> Is the Koss filled before being raised for its Berachah?

>> Rabbi Shimon Eider, on page 271, writes: "The minhag is to add wine to the
>> cup to replace the wine that was spilled out..."
...
>>               Rav Shlomo Zalman Auerbach ...
>> says, "If much was missing (nechsar harbeh) from the kos, his (RSZA)
>> practice was to refill it before the bracha of Asher Gaalanu." ...

> I had made up a sevara that it should depend on whether one uses a
> finger, so that the cup is basically full minus 16 drops, or you had used
> a teaspoon. One can argue that the former would almost always leave the
> cup visually similar to when you started, and it wouldn't be a kos pagum.
...

here is an excellent article on this topic (not by me)
https://hakirah.org/Vol19Ron.pdf