retain the oil and give moisture to food so you don't add unnecessary fat to make your food tastier. It is said that clay pots add many important nutrients like calcium, phosphorus, iron, magnesium and sulfur to food, which are extremely beneficial to our body. Earthen pots are porous in nature which helps in spreading the heat equally throughout your dish. They take longer than usual cooking time and retain the moisture and nutrients of your food inside the pot. Besides this they add an earthy flavor too your dish along with the blend of slow cooking.