Homemade Lye water (Kansui)

5 / 5 (3 reviews)

Lye water (Kansui) is a food-grade alkaline solution used in many dishes. This is an easy way to make it at home with two common ingredients.

By: Redhousespice (via Redhousespice)
Original Publish: Jul 2, 2021
Last Updated: Mar 1, 2026
Prep: 2 mins
Finished Homemade Lye water (Kansui)

Ingredients

Instructions

  1. Preheat the oven to 120°C (250°F).

  2. Cover a baking tray with tin foil (aluminium foil). Spread an even layer of baking soda over the foil.

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Chef's Notes

1. Do not touch the baked baking soda with bare hands. 
2. Do not premix the solution in big volume when you’re not ready to use it.

Cuisine:

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Reviews from the Original Source

Seyoon ★ 5.0/5

HELP
THE BAKING SODA ISN'T DISSOLVING
HELP

Ewa Maria Nieborak ★ 5.0/5

Is the aluminum foil essential here or one can use a stainless container?

Inezita Camargo ★ 5.0/5

Receitas deliciosas e com explicações práticas , garantindo o sucesso sucesso do prato. Muito obrigada

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