Cut through the back of the chicken along the side of the backbone. Repeat on the other side of the backbone. Remove this bone and discard.
At the the base, where the thighs meat, is a small triangular piece of cartilage. Make a cut with a knife or kitchen sheer 1” to 1.5”. Place a hand on each side of the chicken and pull outward, you should hear a snap. Continue to pull outward so that chicken will lay flat.
Flip chicken over. Drizzle olive oil all over skin of the chicken. Combine seasonings and rub onto chicken.
Put baking sheet with chicken on top into a preheated oven at 450 degrees F for about 50 minutes or until meat in thigh reaches 165F. and skin is golden brown. Allow to rest for 10 minutes covered before slicing and serving bird.