Lamb & spinach spanakopita - Good Food Middle East

Ingredients

• 2 tbsp olive oil
• 800g lamb neck or shoulder, cut into chunks
• 500ml lamb or chicken stock
• 1 cinnamon stick
• 1 bay leaf
• 1 tbsp butter
• 1 onion, finely sliced
• 2 garlic cloves, crushed
• 1 tsp ground coriander
• 1 heaped tbsp ground cumin
• 1 heaped tsp ground cinnamon
• 500g spinach
• 150g feta, crumbled
• 1⁄2 small bunch of mint, leaves picked and finely chopped
• 2 tbsp pine nuts, toasted
• 1 egg, lightly beaten
• 100g butter, melted
• 270g filo pastry
• 2 tbsp sesame seeds