1
Peel and slice your galangal, finely chop your shallot, cut the white part off the lemon grass and just use the roots, cut the leaves off a bunch of coriander and just use the root, crush the cloves of garlic.
2
Add a litre of water to a pot. Once boiling add in your galangal, lime leaves, banana shallot, lemongrass, coriander roots, garlic. Let it boil for 2 minutes.
3
Add in your prawns and mushrooms and simmer for 4minutes.
4
Add in your fish sauce, chilli paste, lime juice, salt and tom yum paste. Simmer for a further minute.
5
Divide the cooked noodles amongst the bowls and pour over your tom yum soup. Garnish with some coriander and red chillies.