Chicken Tikka Masala

Ingredients

• 2 Tbsp cummin seeds
• 2 Tbsp coriander seeds
• 2 Tbsp paprika
• 1 tsp mango powder (optional)
• 1 tsp chilli powder (optional or to taste) pinch of red food colouring (optional, but it looks nice)
• juice of a lime (or lemon, but lime is better)
• about 10 oz good thick yoghurt
• salt to taste
• About 1.5 lb chicken, diced
• 3-6 cloves garlic, chopped (to taste - I like loads!)
• 1 large onion, very finely chopped
• Chicken stock or Water
• Oil or ghee for frying