In a large cold skillet, toss the chicken, olive oil, cajun seasoning, and about 1 teaspoon of salt (if using, see notes).
Turn the heat to medium high, sear the chicken on each side for about
Reduce the heat to medium. Remove the chicken from the pan and set aside. Add the butter and melt.
Add the onion, bell pepper, and celery. Sauté for about 8 minutes.
Add the garlic, Italian seasoning, remaining salt, and pepper. Sauté for 1-2 minutes or until fragrant.
Stir in the rice and sauté for 1-2 minutes.
Deglaze the pan with the chicken broth and lemon juice, scraping any brown bits off the bottom.
Stir in the cream and bring to a boil, increasing the heat if needed.
Add the chicken and juices back into the pan.
Cover and reduce the heat to low. Cook for about 15-20 minutes or until the rice is tender and the liquid has absorbed. Serve with parmesan cheese.