Saponaria
CalculatorWood-ash lyeFix-itJournalFree ebookRecipesProAccount
← The JournalHeritage

Soap the old way

Wood-ash lye, tallow and lard, and the methods our grandparents used — reconstructed honestly, with the test-batch caution the old books left out.

Free guide

The Wood-Ash Lye Field Guide

Which ash, how to leach, the float test, and the test batch that keeps you safe.

Heritage

  • Heritage

    Aleppo Soap and the Laurel-Oil Tradition

    How olive oil and laurel berry oil came together in one of the oldest soaps still made by hand — and what the old method teaches us today.

    8 June 2026 · 2 min read

Wood ash

  • Heritage

    How to Make Lye from Wood Ash, the Historical Way

    Before caustic soda, soap-makers leached their own lye from hardwood ash. Here's the traditional method — and why it always demands a test batch.

    27 May 2026 · 1 min read
© 2026 Saponaria · educational use only.Always run a small test batch and verify lye quantities before making soap. Lye safety