2. It is best to use the whole chicken when cooking the boiled chicken, and you can't cut the whole chicken. After cooking the boiled chicken, you can cover the pot and stew it for a while, so it tastes better. When cooking boiled chicken, you can insert chopsticks into the thickest part of the chicken when the time is running out to see if there is blood flowing out. If not, it proves that it is cooked.