Earthern pots maintain the food's original flavour and nutritional value.
Want to know why these earthen pots—which we also mentioned above—are the best for cooking and are even recommended by health professionals? Because earthenware is porous by nature, it helps your food retain heat evenly. They require more time to cook than usual while keeping the moisture and nutrients in the food inside the pot. Along with the combination of slow cooking, they also impart an earthy flavor to your dish.
Persians were also recognised as innovators in the fields of refrigeration, cooling, and ventilation.