“Never Trust a Skinny Chef”…?

I reckon the meaning of such a statement means that a ‘fat chef makes good food, otherwise they wouldn’t eat their own food.’

However…

Heston Blumenthal

Thomas Keller

Rene Redzepi

Ferran Adria

…

Arguably a few of the world’s greatest chefs. I doubt that the four of them weigh over 180 lbs. respectively.