Fish Sauce Fermenting Jar

A large earthenware or concrete jar or vat used to ferment fish and salt over months to years in the production of fish sauce, functioning as essential equipment in traditional small-batch and artisanal fish sauce production.

Material & Construction

Large fired clay or concrete vessels, sometimes reinforced, sized to hold substantial quantities of fish and salt for extended fermentation.

Traditional Uses

Used for fermenting Southeast Asian fish sauce — an essential piece of production equipment rather than a cooking vessel used in the kitchen itself.

Modern Availability / Equivalents

Industrial fish sauce production now largely uses large stainless steel or fiberglass tanks; traditional clay and concrete jars remain in use particularly among artisanal and smaller producers who consider them important to the final flavor.

Care & Maintenance

Specialized care specific to fermentation vessels, including periodic inspection for cracks that could introduce contamination during the long fermentation period.

This is the production equipment behind fish sauce — fermentation-specific rather than cooking-specific equipment.