Season the chicken with 1 tsp of Cajun seasoning and pinch of salt
Heat the 2 tbsp of oil in a large pot or Dutch oven over medium heat, add the sausage and sauté for a couple of minutes until lightly browned, remove the sausage to the plate . Add marinated chicken and cook until lightly browned,then remove the chicken to the plate.
Add 1 tbsp oil and sauté the onion until onion is soft and transparent, add bell pepper, celery and garlic and sauté until the veggies have softened.
Add the salt and remaining Cajun seasoning, stir together for 30 seconds.
Add the rice and toast with the veggies for a minute.
Pour white wine and simmer, reduce liquid by half.
Add tomatoes, chicken broth and bay leaf and give it a stir, bring to a simmer, then reduce the heat to low-medium. Cover and let them simmer for about 20 minutes until liquid is absorbed and rice is cooked, while stirring occasionally.
Place the shrimp into the rice and gently stir, add sausage and chicken on the top, cover and turn off the heat an. The shrimp will cook through in about 5 to 6 minutes.
Season with salt and pepper garnish with green onions and parsley