Fish and Potato Chowder

Name: Fish and Potato Chowder
Ingredients: 1 lb fish fillet (no bones); 2 cups red potatoes (small dice); 1 stalk celery (thin sliced); 2 cups onions (small dice); 3 -4 garlic cloves (minced fine); 5 green onions (sliced thin); 4 -5 cups water; 1 chicken stock cube; 2 cups milk; 1/8 cup butter; 2 tablespoons plain flour; 2 tablespoons oil; 1/4 cup sour cream; 1/2 teaspoon black pepper; 1/2 teaspoon sea salt; 1 tablespoon cajun seasoning; 1/2 teaspoon turmeric; 1/2 teaspoon garlic powder; 1/4 teaspoon cayenne; 2 bay leaves; 1/4 teaspoon nutmeg; 1 tablespoon parsley (minced )