Spiced potato cake with mint raita - Good Food Middle East

Ingredients

• 1.3kg medium potatoes, peeled and halved
• 125g butter
• 1 tbsp cumin seed
• 2 tsp fennel seeds
• 1 tsp nigella seeds (onion seeds)
• 2 thumb-size pieces of fresh ginger, peeled and finely shredded
• 2 onions, halved and thinly sliced
• 1 heaped tsp ground turmeric
• 1 heaped tsp ground coriander
• 4-5 fresh green chilli, deseeded and sliced
• 2 x 15g packs fresh coriander
• 200g frozen peas
• juice of 1 large lime
• 200g filo pastry
• 200g pack baby spinach
• 500g Greek yogurt
• 4 tbsp coconut cream
• 2 tbsp mint sauce