Spicy channa dhal

Ingredients

• 250g channa dhal or yellow split peas
• 50g butter
• 10cm cinnamon sticks broken into about 5 pieces
• 6 cardamoms tops split open
• 4 dried red chillies, sliced
• ½ tsp ground turmeric
• ½ tsp chilli powder
• 1½ tsp salt
• 570ml water
• 2 dried bay leaves
• 50g desiccated coconut
• 200g tinned chopped tomatoes
• 2 tbsp frozen coriander leaf, sliced optional