Jordan:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Beheimah Shehorah Bo Chacham / בהמה שהורה בו חכם:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Edible Raw (Bishul Akum):
See seforim by Rabbi Cohen at www.kashrushalacha.com
Five Grains (Part 3):
See seforim by Rabbi Cohen at www.kashrushalacha.com
Five Grains - Part 2):
See seforim by Rabbi Cohen at www.kashrushalacha.com
Five Grains [Part 1]:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Food Service Hashgachah:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Kashering Shorts:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Science and Kashrus:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Small Kitchen Items on Shabbos [Part 1]:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Beracha on Changed Food - Part 2:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Beracha on Changed Food - Part 1:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Supermarket Shopping After Pesach [Part 2]:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Minhag Against Halacha:
See seforim by Rabbi Cohen at www.kashrushalacha.com
Grains for Matzah - Part 2:
See seforim by Rabbi Cohen at www.kashrushalacha.com