delicious louisiana gumbo

Ingredients

• 1/4 cup canola oil
• 1/4 cup all-purpose flour
• 5 cups chicken broth
• 1 can diced tomatoes, undrained
• 2 teaspoons garlic, minced
• 1 medium onion, chopped
• 2 stalks celery, peeled and diced
• 2 cups frozen sliced okra
• 1 - whole bay leaf
• 1/2 teaspoon dried whole thyme
• 1 tablespoon cajun seasoning (or to taste)
• 1/2 teaspoon ground black pepper
• 1 teaspoon salt
• 1/2 pound chicken meat, cut up
• 1/2 pound raw shrimp, peeled, deveined and tails removied
• 1/2 pound sliced andouille sausage or other smoked sausage
• 2 cups cooked, white rice