Savory Salmon Fish Head Soup

Ingredients

• 2 salmon heads (approx. 500g each, cleaned and halved)
• 6 cups (1.4 liters) fish stock or water
• 1 onion, chopped
• 4 cloves garlic, minced
• 1 thumb-sized piece of ginger, sliced
• 2 tablespoons soy sauce (or tamari for gluten-free)
• 1 tablespoon miso paste (optional)
• 1 tablespoon sesame oil
• Salt, to taste
• Pepper, to taste
• 2 spring onions, chopped
• Fresh cilantro (coriander), chopped
• Slices of fresh chili (optional)