Jambalaya

1 tablespoon extra-virgin olive oil , once around the pan

1 tablespoon butter

1 pound boneless, skinless white or dark meat chicken

3/4 pound andouille, casing removed and diced

1 medium onion , chopped

2 ribs celery , chopped

1 green bell pepper , chopped

1 bay leaf , fresh or dried

Several drops hot sauce or 2 pinches cayenne pepper

2 to 3 tablespoons (a handful) all-purpose flour

1 (14-ounce) can diced tomatoes in juice

1(14-ounce) can or paper container chicken stock or broth

1 teaspoon (1/3 palmful) cumin

1 rounded teaspoon (1/2 palmful) dark chili powder

1 teaspoon (1/3 palmful) poultry seasoning

1 teaspoon Worcestershire sauce

1 pound medium shrimp , raw, deveined and peeled (ask for easy peel at fish counter)

Coarse salt and black pepper

Chopped scallion s, for garnish

Fresh thyme , chopped for garnish