A deeply aromatic, slow-simmered bone broth perfumed with charred ginger, star anise, and cinnamon, ladled over silky noodles and fresh herbs.
Peel the prawns and pick the Vietnamese mint leaves.
Soak the tamarind paste in 4 tbsp hot water and strain to extract the juice.
Bring the stock to a simmer and add the tomatoes.
Stir in the tamarind juice, fish sauce, sugar, and chilli, and simmer for 5 minutes.
Add the prawns and bean sprouts and cook for 2 minutes.
Turn off the heat, stir in the mint leaves, and serve immediately with rice.