Radio 4 in Four - Is it safe to eat burgers that are pink in the middle? - ÃÛÑ¿´«Ã½ Sounds

Radio 4 in Four - Is it safe to eat burgers that are pink in the middle? - ÃÛÑ¿´«Ã½ Sounds
Is it safe to eat burgers that are pink in the middle?
Jay Rayner gets the low down from Tim Hayward about rare and medium burgers.