It is not mandatory to enrol in culinary school to become a chef. But here we are talking about the professional chef, so it may allow you to get a dream job. Mostly, culinary schools offer a wide range of education in nutrition, hygienic food preparation techniques, butchery, pastry, and other basics of cooking.
Usually, it takes 6-9 months to earn a certificate, and if you want a degree in culinary arts, then it may take 2 years. Also, you can go for a 4 years bachelor’s degree in college, university or culinary institute.