2 red chillies, seeds removed and finely chopped
2–3 garlic cloves, finely sliced
2 medium onions, sliced
3–4 spring onions, chopped to garnish
2 medium waxy potatoes, chopped into 2cm/¾in cubes
600ml/20fl oz chicken stock
3 tbsp curry powder, mild or hot, depending on taste
2 tbsp garam masala
2–3 tbsp vegetable oil
1 medium chicken, prefereably free-range, jointed into 8 pieces