Step: 1/5

Halve the orange and squeeze the juice. Mix the orange juice with cayenne pepper and pour over the prawns.

Step: 2/5

Mix the tomato pieces with the coconut milk and stock in a pan. Bring to the boil and simmer gently for 5 minutes.

Step: 3/5

Wash the spring onions and cut diagonally into thin rings.

Step: 4/5

Add the prawns and orange juice to the soup and heat through. Season the soup with salt and cayenne pepper.

Step: 5/5

Serve the soup in deep plates or soup bowls. Sprinkle with the spring onions to garnish.