2 onions, peeled and quartered
3 large cloves garlic, peeled
5ml (1 inch) piece fresh root ginger, chopped
45ml (3 tbsp) vegetable oil
45ml (3 tbsp) mild curry powder
5ml (1 tsp) chilli powder
3 tomatoes, quartered
8 chicken thighs, weighing 1.4-1.8kg (3-4lb)
300ml (½ pint) chicken stock
115g (4oz) cashew nuts
30ml (2 tbsp) natural yogurt
10ml (2 tsp) ground coriander
salt and freshly ground black pepper