Why Clay Pot Cooking Is Making a Comeback: The Science of Earthen Cookware

My grandmother cooked almost everything in clay pots, dal, rice, even her pickles were stored in earthen jars. For years our family cooked mostly in steel and non-stick pans, but lately I have found myself pulling out a clay handi again, and I am not the only one, earthen cookware is having a real moment in Indian kitchens right now.

What is Clay Pot Cooking?

Clay pot cooking refers to preparing food in unglazed or lightly glazed earthenware, handis, matkas and chatti pots, a method that predates modern steel and non-stick cookware by thousands of years. Unlike metal pans that heat quickly and unevenly, clay heats up slowly and holds that heat steadily, which changes how food cooks inside it.

Where Clay Pot Cooking Fits in Indian Food Culture

Nearly every region of India has its own tradition of earthen cooking, Punjab’s taudi for sarson ka saag, Kerala’s clay chatti for fish and vegetable curries, Bengal’s use of clay pots for setting curd, and the classic matka used across North India for storing and cooling water. As kitchens modernized, much of this fell out of everyday use, but a growing number of home cooks are now returning to clay for both health and flavor reasons.

The Real Benefits

• Clay is porous, allowing gentle circulation of heat and moisture, which helps food cook evenly without drying out.
• Cooking in clay often requires less oil, since the pot itself helps retain moisture in the dish.
• Clay pots are free of the synthetic coatings found in some non-stick cookware.
• Earthen pots are naturally alkaline, which some believe helps balance the acidity of certain foods.
• Many home cooks report that dals, curries and rice taste noticeably richer and more rounded when slow-cooked in clay.

How to Start Cooking with Clay

• Season a new clay pot before first use by soaking it in water for a few hours, then rubbing the inside with rice starch or oil and heating it gently.
• Start with slow-cooked dishes like dal, rajma or khichdi, these benefit the most from clay’s even, gentle heat.
• Always heat clay pots gradually, sudden temperature changes can cause cracking.
• Avoid harsh soap, a simple rinse with warm water and a soft sponge is usually enough.
• Store the pot fully dry to prevent musty odors or mold from developing in the porous surface.

Clay pot cooking is not about replacing your everyday steel and non-stick cookware entirely, it is about bringing back a slower, more traditional way of cooking for the dishes that benefit from it most. Even one dal or curry a week made in a clay pot is a small, easy way to reconnect with the kitchen traditions that came before us.