Harry Niazi, who owns The Famous Olley’s Fish Experience in London, says he used to pay around 22 pounds ($29) for a 20-liter jug of sunflower oil. The cost has recently jumped to 42.50 pounds ($55). KIRSTY WIGGLESWORTH/AP
Dee-Ann Durbin, Ayse Wieting and Kelvin Chan ASSOCIATED PRESS ISTANBUL – For months, Istanbul restaurant Tarihi Balikca tried to absorb the surging cost of the…