The Laws of Kashering Utensils (Ha'agalas Keilim) - Part 2 [Siman 116]

The Laws of Kashering Utensils (Ha'agalas Keilim) - Part 2 [Siman 116]

From Everyday Judaism · Rabbi Aryeh Wolbe by TORCH

March 25, 2026 · 26 min

About this episode

Rabbi Aryeh Wolbe concludes the practical Halachot of Hagalah and discusses the laws of kashering utensils in preparation for Pesach.

In this continuation and conclusion of Siman 116, Rabbi Aryeh Wolbe completes the practical Halachot of Hagalah (boiling water immersion at 212°F to expel absorbed forbidden flavors) and related processes. Key principles: utensils must be spotless clean and unused for 24 hours before Kashering and kebol'o kach pol'to – as it absorbed, so it expels. Hagalah requires fully boiling water in a Pesach vessel; the item is submerged, then rinsed in cold water. Libun (direct flame/torching until sparks fly or straw burns on contact) is needed for fire-used items (e.g., baking pans, grates). Earthenware cannot be kashered at all. Special cases: glued/adhesive items often cannot be reliably kashered; patched utensils may need prior libun; narrow-mouth or crevice-filled items (sieves, graters, barrels) are difficult/impossible if not fully cleanable; whiskey barrels require boiling with ashes until odor gone; tables/sinks often use erui (pouring boiling water from primary vessel) or hot stones for overflow coverage. Modern practice favors separate Pesach sets (economical today) or covers (e.g., plastic wrap on tables); hagalah/libun mainly for sinks, stoves, ovens, silverware. Community…

People in this episode

Host: Rabbi Aryeh Wolbe

Topics covered

  • Kashering utensils
  • Halachot
  • Hagalah
  • Pesach preparation
  • Jewish law

Keywords

  • Kashering
  • Hagalah
  • Halachot
  • Pesach
  • Jewish law
  • utensils
  • libun
  • cleaning

Mentioned in this episode

Organizations: TORCH

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