120 ml (4 fl oz) 1/2 cup sunflower oil
2 onions, thinly sliced
2.5 cm (1 in) fresh root ginger, sliced and cut in matchsticks
1 garlic clove, crushed
2 fresh red chillies, seeded and very finely sliced
2.5 cm (1 in) fresh turmeric, peeled and crushed, or 5 ml (1 tsp) ground turmeric
1 lemon grass stem, lower part sliced finely, top bruised
675 g (1 1/2 lb) braising steak, cut in even-size strips
400 ml (14 fl oz) can coconut milk
300 ml (1/2 pint) 1 1/4 cups water
1 aubergine, sliced and patted dry
5 ml (1 tsp) tamarind pulp, soaked in 60 ml (4 tbsp) warm water
salt and freshly ground black pepper
finely sliced chilli and deep-fried onions, to garnish
boiled rice, to serve