Seafood Okra Gumbo
["1 qt. okra, cut into 1/2-inch pieces", "2 Tbsp. oil", "2 qt. water", "2 to 3 lb. shrimp, peeled and deveined", "2/3 c. oil", "1/2 c. flour", "2 medium onions, chopped", "1 bell pepper, chopped", "2 stalks celery, chopped", "2 cloves garlic, chopped", "1/4 c. parsley, chopped", "1 (16 oz.) can stewed tomatoes", "2 bay leaves", "2 Tbsp. Worcestershire sauce", "2 small, boiled crabs", "salt to taste", "1/2 tsp. black pepper", "1/2 tsp. cayenne pepper"]
["Peel and devein shrimp, saving shells.", "Set shrimp aside in refrigerator.", "Boil shrimp shells in 2 quarts of water for several hours to make a stock.", "Set aside.", "In a heavy skillet, heat 2 tablespoons of oil and saute the okra until all ropiness is gone, about 1/2 hour.", "Set aside."]
["okra", "oil", "water", "shrimp", "oil", "flour", "onions", "bell pepper", "stalks celery", "garlic", "parsley", "tomatoes", "bay leaves", "Worcestershire sauce", "crabs", "salt", "black pepper", "cayenne pepper"]