Chicken and Sausage Jambalaya

Name: Chicken and Sausage Jambalaya
Ingredients: 2 tablespoons canola oil; Salt and freshly ground black pepper to taste; 3 skin on, bone-in chicken thighs; 1 can whole peeled tomatoes; 2 ribs celery, diced; 1 large yellow onion, diced; 1 green bell, cored, seeded, and diced; 2 tsp Cayenne pepper; 2 bay leaves; 4 garlic cloves, minced; 4 cups chicken stock; 2 cup tasso or ham steak, chopped; 1 pound andouille sausage, sliced 1/4-inch thick; 2 cups long grain rice; 1 bunch scallions, thinly sliced