Shrimp, Chicken, and Andouille Gumbo

INGREDIENTS

• 4 pounds peeled deveined medium shrimp
• 1/2 cup chopped fresh thyme
• 1 teaspoon cayenne pepper
• 6 red bell peppers, seeded, chopped (about 7 cups)
• 1 cup vegetable oil
• 8 celery stalks, chopped (about 3 cups)
• 4 cups low-salt chicken broth
• 2 28-ounce cans diced tomatoes with juice
• 4 pounds andouille sausage, cut crosswise into 1/2-inch-thick slices
• 4 8-ounce bottles clam juice
• 6 bay leaves
• 3 pounds skinless boneless chicken thighs, cut into 1-inch cubes
• 1 cup dry white wine
• Minced fresh Italian parsley
• 16 garlic cloves, chopped
• Steamed rice
• 6 large onions, chopped (about 12 cups)
• 2 16-ounce packages sliced frozen okra
• 1 cup all purpose flour