Spicy Vietnamese Meatball Soup

Ingredients

• 300g pork mince
• 200g prawns, minced
• 2 garlic cloves, minced
• 60g coriander stalks, finely diced
• 1 tsp lemongrass powder
• 1 spring onion, finely chopped
• 1 tbsp sesame oil
• ½ tsp salt
• ½ tsp white pepper
• 1 tbsp oil
• 1 stem lemongrass, crushed(white part only)
• 2 bird's eye chillies, crushed
• 3 spring onions, sliced
• 3 cloves garlic, crushed
• 1 stick cinnamon
• 3 star anise
• 3 cloves
• 1L chicken stock
• 2 tbsp fish sauce
• 60ml lime juice
• 200g thick rice vermicelli
• 1 bunch bok choy
• Coriander leaves
• Chillies, sliced long