Soup Thickener

Achi

Brachystegia eurycoma

A seed-derived Nigerian soup thickener commonly identified in food-science studies as Brachystegia eurycoma.

Editorially reviewed
Achi seeds being processed in Lagwa, Imo State
Achi processing in Lagwa, Imo State / Onwuka Glory / CC BY-SA 4.0

Ingredient record

Names & identity

Names can vary by language, market and region. Only reviewed names are displayed here.

Nigerian/common nameAchi
Botanical nameBrachystegia eurycoma

What is Achi?

Achi is a prepared seed flour used to add body to Nigerian soups. It is one of several traditional thickeners and should not be assumed to behave exactly like ofor or ukpo.

Flavour & identification

What does it look like?

Usually sold as a pale to beige ground flour. Colour and fineness vary with processing.

Using Achi in Nigerian cooking

How do you prepare it?

Disperse in cool liquid or add gradually while stirring, then allow time for the flour to hydrate before adding more.

How much should you use?

Begin with a small amount because processing and grind affect thickening strength.

Sources & further reading

  1. powo.science.kew.org
  2. journalafsj.com
  3. journals.ipsintelligentsia.com

Reviewed by Nigerian Spices editorial desk, 15 September 2026.

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