[Avodah] Who First Said It? 6

[rabbirichwolpoe at gmail.com]

RZS:
> Huh? Never mind who *first* said it; who said it at all? Ashkenazim
> can't eat matza ashira after the fourth hour, for a completely different
> reason; ...

Please elaborate

Permit me to rephrase:
Who was the first to say healthy Ashk'nazim may not eat matzah ashira
after the 4th hour of erev pesach?

KT
RRW
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