Quick beef massaman curry with coconut rice

By Glynn Purnell From Saturday Kitchen Ingredients For the coconut rice 200g/7oz basmati rice 70g/2½oz butter 50g/1¾oz onion, finely chopped 400ml/14fl oz coconut milk 200ml/7fl oz full-fat milk pinch salt For the massaman paste 1 lemongrass stalk thumb-sized piece fresh root ginger, peeled and roughly …