Not Just Stew · The atlas · A working atlas of the world's cooking

Home · Technique ladder · Toxin and Antinutrient Neutralisation

Toxin and Antinutrient Neutralisation

Deliberate chemical safety processing, e.g. cyanide or oxalate reduction

6 rungs across 5 volumes

Dishes

Weeknight

Weekend

Project

Africa

Guinea, Sierra Leone & Liberia

Pound the cassava leaf hard and cook it long, because you are running a genuine detoxification, not a texture step

Home cassava leaf stew is often chopped leaves boiled with whatever is on hand.

Gabon, Congo & the Congo Basin

Cassava is two ingredients with opposite chemistry, not one starch

This is the rung everything else stands on, and the one British cooks get wrong before they have started.

Gabon, Congo & the Congo Basin

Pound the leaf, and then cook it long anyway

Two logics collide over pondu, and both are right about something.

Madagascar, Mauritius, Réunion, Seychelles & Comoros

Boil the brèdes, cook them in oil, and understand that this is a safety system

Here is the finding that reframes half the dishes in this volume, and it comes from the French botanical literature rather than from any recipe.

Oceania and the Pacific

Fiji

Cook the crystal blunt, not just the leaf soft

Raw taro leaf contains needle-shaped calcium oxalate crystals, raphides, which cause a genuinely acrid, stinging sensation if eaten raw or undercooked, and the...

Samoa, Tonga & Niue

The taro leaf's oxalate problem, solved by soak and double-wrap

Raw taro leaves contain calcium oxalate crystals that irritate the mouth, throat and gut if undercooked, and in documented cases have caused poisoning...

Open in the atlas