Heat the olive oil in a large pan over medium-high heat and add the chicken. Season with salt and pepper, Italian seasoning, garlic powder, onion powder, and paprika. Mix well and cook for 5-6 minutes until chicken is browned. Then, remove it from the pan and set aside.In the same pan, heat the butter and add the onion and garlic, cooking for 3-4 minutes until it is fragrant. Next, add in the mushrooms and bell pepper, continue cooking for another 4-5 minutes, until soft.Add the chicken back to the pan and mix well with the vegetables. Continue cooking for another 2 minutes. At the end of cooking, sprinkle with the parsley and adjust seasoning if needed.
