Dalda ghee is a well-known product in the market, which is the colloquial name of hydrogenated vegetable oil. This product is widely available in the market and it is cheaper in price than good quality ghee. This vegetable oil looks creamy and resembles often cow ghee in look. This is one of the reasons people get confused with the term desi ghee.
Ghee is a unique dairy staple, and ideally, it has to be prepared from the best quality cow milk. But not only the raw ingredient: ghee quality, especially cow ghee quality largely depends on a few facts, like the purity of raw material, the process of ghee making, packaging, storage, etc.