Meanwhile, flatten the chicken breasts evenly to 1/2 inch thickness. Using a silicone brush, brush each side of the chicken with olive oil. Then sprinkle to seasoning all over the chicken.
Place the chicken on the preheated smoker and cook at 250 for about 1 hour until the chicken to reach 160 degrees. Allow the chicken to rest for 5 minutes while tented with foil the serve. Serves 4.