Runner's World UK

Check Your Oil

There are so many cooking oils on the shelves, and so many contradictory claims made about them, that it’s hard to know what’s good, what’s bad and what’s just slick advertising. We’ll set you straight.

They called it Formula 47 in the US, after the total cost in cents of a burger, fries and milk shake in 1960. Formula 47 was a blend of rendered beef fat and vegetable oil, which, when used to fry shoestring slices of Russet Burbank potatoes, imparted a flavour so rich ...

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