Using a napkin to remove the oil, fish juices used to dip challah in to.
מחמת חסרון כיס Machmas Chesron Kis: The Strings of Unmade ציצית (Tzitzit);
Understanding the Concept of פסיק רישיה (P'sik Reisha): When an Allowed Action Causes a Forbidden Result with Two דרבנן. When Is One Allowed to...
הכנה ליום אחר (Preparations for a Weekday): Sleeping on Shabbos to Do Work or a Mitzvah on Motzi Shabbos;