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What does it really mean to be a celebrity chef?

To make it in the ranks of celebrity chef stardom, you need to do a whole lot more than just open an acclaimed restaurant. To earn the distinction of celebrity chef nowadays, you need to write best-selling cookbooks, produce a bevy of popular television programs, win a shelf-full of prestigious awards, publish a self-named magazine, design a line of retail homegoods, and manage to do it all with perfectly styled hair and a smile.

But do you need to go to culinary school? While culinary schools across the world keep filling their rosters with eager young hopefuls anxious to be the next culinary superstar, it turns out that a culinary degree may not be the secret to celebrity chef success. Think your favorite celebrity chef has earned that coveted diploma? Read on to learn which celebrity chefs didn’t earn their title in an actual culinary school, but rather at the school of hard knocks.

Read more: Famous Chefs Who Are Jerks In Real Life