evidence: Black Cats Are Boiled Into Paste And Sold As Coronavirus Remedy In Vietnam Black cats are being killed and boiled into a paste in Vietnam amid rumours claiming that their ground-up bodies can cure coronavirus. According to an animal rights charity organization, No To Dog Meat, black cats are being boiled, skinned, cooked then turned into a paste. The charity says the practice is centred around the capital Hanoi but packaged in containers to be sold online.