Restaurants often swap cheap fish for pricey ones on menu
(NEWSER) - If you ordered grouper ($12 per pound) at a restaurant, and the chef slipped you catfish ($2.50 per pound) instead, could you tell the difference? Most diners can’t, which is where Mahmood Shivji comes in. Shivji’s a DNA researcher, who’s developed a method of testing the DNA in seafood dishes. In the past two years, he’s analyzed more than 100 restaurant plates, and discovered more than half were misleading customers, the Miami Herald reports. More»