Harav Yaakov Tzvi Blejer Shulchan Aruch Hilchos Kashering for Pesach #3 – 5782 Yomim TovimPesach https://shiurim.kzmnmb.org/wp-content/uploads/audio/shiurim/2022/04/Shulchan-Aruch-Hilchos-Kashering-for-Pesach-3-R-Blejer-5782.m4a