How do you split a whole chicken in half?
Halve the Chicken
Using your biggest, sharpest knife (or a cleaver), slice through the skin in the center of the breasts from top to bottom to ensure it’s evenly divided.
What is it called when you split a chicken in half?
It’s called spatchcocking, and it’ll get you a fully-cooked and ready-to-eat chicken in half an hour. The process entails splitting a chicken by removing its backbone, which then allows the chicken to be spread flat while it’s being cooked.