Secrets of superchef Alain Ducasse, whose eateries have 20 Michelin stars

This picture taken on June 18, 2019 shows chef Alain Ducasse posing for a picture during an interview with AFP at his restaurant Alain Ducasse at the Morpheus hotel in Macau. - You don't become one of the world's most decorated chefs without obsessing over the details, which is why Alain Ducasse welcomes social media -- it helps him keep a closer eye on his culinary empire. (Photo by Hector RETAMAL / AFP) / TO GO WITH Macau-Asia-lifestyle-restaurant-France-Ducasse, INTERVIEW by Jerome TAYLOR

As one of the world’s most decorated chefs, Alain Ducasse is known for his forensic attention to detail – from thrice-ironed tablecloths to hand-picked decor and cutlery.

But he has an unexpected weapon in his pursuit of perfection: He closely monitors social media to keep an eye on customer reviews of his culinary empire.