Thai coconut chicken soup with summer rolls

By Matt Tebbutt From Saturday Kitchen Ingredients For the Thai coconut chicken soup 400ml/14fl oz chicken stock 3 chicken thighs, on the bone ½ onion, thinly sliced 3 garlic cloves, thinly sliced 12 slices galangal 2 lemongrass sticks, bashed 6 lime leaves 2 bunches coriander …