Chicken and sausage gumbo adapted from Ken Wheaton recipes

Name: Chicken and sausage gumbo (adapted from Ken Wheaton) recipes
Ingredients: 1 four-pound chicken, cut into parts; 2 pounds of andouille sausage, sliced; 2 onions, 1 diced and 1 cut into quarters; 10 cloves of garlic, 5 minced and 5 whole; 4 ribs of celery, 3 diced and 1 cut into quarters; 2 bell peppers, diced; 4 bay leaves; 2 sprigs of fresh thyme or 1 teaspoon dry; 1 bunch of green onions, green part diced; 1 cup of canola oil plus a tablespoon; 1 cup of flour; 1 tablespoon of Worcestershire sauce; 1 teaspoon of filé powder plus more for serving; cayenne pepper; salt