Cast iron’s ability to withstand and maintain very high cooking temperatures makes it a common choice for frying
It has excellent heat retention.
Seasoning is used to protect bare cast iron from rust and to create a non-stick surface, so they are also a good choice for egg dishes.
Other uses of cast iron pans include baking, for instance for making cornbread, cobblers and cakes.
As it can also leach significant amounts of dietary iron into food which is good for your health