Murgh makhani (Butter chicken)

Name: Murgh makhani (Butter chicken)
Prep time: 40 min
Cook time: 1 h 15 min
Total time: 1 h 55 min
Cuisine: Asian, Indian
Ingredients: 800 g chicken thigh fillets; 30 g lemon juice; ¼ tsp salt; 150 g natural yoghurt; 120 g tandoori paste; oil; 2 tsp cumin seeds; 2 tsp coriander seeds; 2 cm cinnamon quill; 1 black cardamom pod; 1 tsp fenugreek seeds; 45 g ghee; 1 - 2 brown onions; 20 g ginger paste; 10 g garlic paste; 1 tsp salt; 2 fresh long green chillies; 20 sprigs fresh coriander; 400 g canned whole tomatoes; 70 g water; 70 g cashews; 40 g unsalted butter; 1 tsp garam masala; 100 g pouring (whipping) cream