Korff is the author of Meshivas Nefesh Yitzchok: Insights of a Contemporary Chassidic Master, in the original Hebrew/Yiddish/Aramaic and in English translation, on Kabbalah and Halakha, Jewish laws.
Korff authored "Meshivas Nefesh Yitzchok: Insights of a Contemporary Chassidic Master," which explores Kabbalah and Jewish law through its original Hebrew/Yiddish/Aramaic and English translations.