chef:
(plural: ‘chefs‘; for the right pronunciation of this word, please click here)

chefs at work
a chief/head cook who decides the main items of food (menu);
a person, usually a man, who cooks special or main dishes, buys meat, fish, etc. and supervises the activities of the staff of a large kitchen, such as a kitchen in a restaurant, hotel, club, etc., usually wears special white uniform and a large cap in a particular shape,

a female chef
I love to eat at this restaurant because it has the best chef I’ve ever known.
These days we see lots of chefs cooking their recipes live on TV.
In the past there were only male chefs, taking up the best jobs, but now-a-days, we see as many female chefs holding the chief chef posts in top hotels and restaurants.
