Indian spiced Norwegian cod, puy lentils and raita

Ingredients

• 520 g Norwegian cod fillet
• 1 tbsp rapeseed oil
• 1 onion
• 3 cm ginger, fresh
• 4 cloves garlic
• 2 red chilli peppers
• 1 chili pepper, green
• 2 tsp coriander, ground
• 2 tsp garam masala
• 1 tsp turmeric
• 250 g cooked puy lentils
• 400 g coconut milk
• salt
• pepper
• 1 handful of coriander leaves, fresh
• 1 tbsp vegetable oil
• 1 lime
• 4 tbsp Greek yoghurt
• 1 tsp caster sugar
• 1 handful of mint, fresh
• lemon