2 garlic cloves, grated
1 thumb-sized piece of ginger, grated 
1 white onion, finely diced
2 tsp onion seeds (optional) 
200g/7oz potatoes, diced
salt and freshly ground black pepper, to taste 
1 tsp ground cumin 
2 tsp garam masala 
1 tsp ground turmeric 
100g/3½oz unsalted butter, melted 
1 x 200g/7oz packet ready rolled filo pastry 
400g/14oz leftover turkey, shredded
100g/3½oz leftover peas (or frozen peas)