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Ogiri-egusi (fermented melon-seed condiment)

Ogiri egusi · Ogiri-egusi · Melon-seed ogiri · Ogiri

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A Nigerian condiment of cooked, fermented melon seeds, wrapped in leaves and held warm for several days, used to thicken and flavour soups and stews.

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A coarse, gray-brown mound of fermented egusi-seed paste in a small earthenware bowl beside a folded leaf-wrapped portion.

Overview

Ogiri-egusi is a fermented condiment of cooked melon seeds, from Nigeria. The seed is boiled, dehulled, mixed with alkaline ash, wrapped in leaves and held warm. The product is pungent and is used to flavour soups and stews and to thicken them.

The atlas records melon-seed Ogiri apart from castor-seed, fluted-pumpkin and watermelon Ogiri, which are different products.

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Method

The review summarises melon seeds boiled in excess water for six to eight hours, with the water changed after the first hour, followed by two to five days of warm fermentation wrapped in Thaumatococcus danielli leaves.

The 2020 laboratory comparison boiled 500 g of undehulled seed for three hours, cooled it to 28 degrees C, dehulled it, mixed it with palm-bunch ash and wrapped it in dried banana leaves. It cooked the parcel for three hours. After cooling and mashing, 15 g portions were wrapped in five materials and fermented for five days at 28 degrees C.

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Microbiology

The 2020 study compared wrapping materials on the microbiology, physicochemical properties and sensory quality of the product. Its results describe its own laboratory batches and do not set a starter or a standard process.

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History

The 2025 review associates melon-seed Ogiri with Yoruba usage in the south-west. A 2020 study describes Igbo usage of ogiri for several vegetable-protein condiments. The sources do not establish an exclusive boundary or origin.

Ingredients

Scaling: source batch only

Melon seeds (egusi)Washed and boiled, then dehulled in the 2020 laboratory batch. The review's summary gives six to eight hours of boiling in excess water, with the water changed after the first hour.
500 g
The 500 g figure is the 2020 study's laboratory batch.
Palm-bunch ashMixed with the dehulled seeds in the 2020 batch.
Amount not given.
Thaumatococcus danielli leavesUsed to wrap the seed mass in the review's summary.
Amount not stated

Method

Risks and precautions · Elevated risk
Warm fermentation of a protein-rich seed mass

The product is a warm, moist seed mass held for several days. The sources give no validated temperature, duration or endpoint for melon-seed Ogiri.

Hazard source

Follow only the time and temperature the source reports, and do not treat smell or appearance as a safety test.

Control source

No validated safety limit, endpoint or storage time is given for melon-seed Ogiri. The review's figures are secondary summaries.

Ogiri is also made from castor, fluted-pumpkin, watermelon and other seeds. These differ in process and in toxicity, and the melon-seed account does not transfer to them.

  1. Wash the melon seeds and boil them. The review's summary gives six to eight hours in excess water, with the water changed after the first hour. The 2020 laboratory batch boiled undehulled seeds for three hours.
  2. Cool the seeds to about 28 degrees C and dehull them.
  3. Mix the dehulled seeds with palm-bunch ash, wrap them in leaves and cook the parcel for about three hours, as the 2020 laboratory batch did.
  4. Cool the cooked mass and mash it. Portion it and wrap the portions.
  5. Ferment the wrapped portions warm for two to five days. The 2020 laboratory batch fermented 15 g portions at 28 degrees C for five days, wrapped in five different materials.
  6. The review describes warm or charcoal storage, or oven drying at about 45 degrees C, for Ogiri in general. No melon-specific duration is given.

Conditions

Fermentation2–5 days
Temperature28°C

Places

South-western Nigeria

Traditional use · Region evidence

The 2025 review associates melon-seed ogiri with Yoruba usage in the south-west. This is a usage association, not an origin.

See South-western Nigeriaon the mapLocation source 1 →

Port Harcourt, Rivers State, Nigeria

Documented use · Locality evidence

The 2020 laboratory study bought its experimental seeds at Rumuokoro market. It describes the sample source, not the food's origin.

See Port Harcourt, Rivers State, Nigeriaon the mapLocation source 1 →

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