6 chicken thighs, cut into chunks

Optional

½ pepper, chopped into large chunks
½ onion, chopped into large chunks
1 tomato, chopped into large chunks

Marinade

½ tsp salt
1 tsp chilli powder
1 tsp coriander seeds, crushed
3cm piece ginger
3 cloves garlic
3 tbsp Greek yoghurt
1 heaped tsp fenugreek
Juice of 1 lime
2 tbsp mustard oil, to cook

Masala Sauce

1 tbsp oil
5cm stick cassia bark
3 green cardamoms
2 bay leaves
3 cloves
1 tsp cumin seeds
1 large onion, minced or very finely diced
3 garlic cloves, minced
1 tbsp ginger, minced
2 tsp cumin seeds
2 tsp coriander seeds
3 fresh tomatoes
1 tbsp cashew nuts
1 tsp salt
½ tsp turmeric
1 tsp chilli powder
1 tsp dried fenugreek leaf (kasoori methi)
100ml double cream
Handful fresh coriander, chopped