African Okra Soup

Name: African Okra Soup
Ingredients: 3-4 pounds oxtail, goat meat, cow leg (foot cow), about 2 kg; 4 oz smoked fish (deboned) (About 1 1/2 cups); 1/3 cup red palm oil; 1/2 cup chopped onion; 1/3 cup crayfish (coarsely ground) (crayfish is a kind of dried shrimp common in Cameroon, Nigeria, in West Africa); 4 cups beef stock (from boiling the meats used in this recipe); 2 seasoning cubes (Maggi) (4g per cube); Salt to taste; 2 habanero peppers (optional); 1 pound fresh okra (chopped into circles), half kg; 5 oz fresh spinach (roughly chopped)