Slice 3 garlic cloves very thinly.
Heat 2 tbsp oil in a wok and first fry the garlic for 40 sec.
Add the tomatoes for another minute.
Add 200 cl coconut milk and 1 tbsp fish sauce and bring to the boil.
Then 12 big prawns (peeled). They'll be cooked in a minute or 3.
In the meantime slice 2 spring onions.
Add them to the mix and 200 gr pre-cooked noodles.
Now all you have to do is cut a lime and take 2 thin slices from each side
Grate the rest and add, finally, the juice
Serve with coriander