Hearty Seafood Gumbo

Name: Hearty Seafood Gumbo
Ingredients: 3 pounds medium shrimp, heads on; 2 pounds claw crab meat, picked for shells; 4 crab bodies, if available; 2 large onions, coarsely chopped; 2 green bell peppers, coarsely chopped; 1 medium head celery, coarsely chopped including leaves; 2 ½ pounds okra, fresh if available, cut in ¼ —inch pieces, or frozen cut okra, thawed; ¾ cup vegetable oil or bacon grease; 1 cup all-purpose flour; 8 cups shrimp or seafood stock, heated; 2 to 3 teaspoons salt, or to taste; 1 tablespoon black pepper; ¼ teaspoon cayenne pepper; 2 tablespoons dried thyme; 4 bay leaves; 1 teaspoon dried oregano; 1 teaspoon dried basil; 2 tablespoons Creole Seasoning; 2 to 3 tablespoons Pepper Hot Sauce; 2 tablespoons Worcestershire sauce; 2 cups green onions, finely chopped; ½ cup fresh parsley, finely chopped; ½ cup freshly squeezed lemon juice