Defrost each sheet of dough at room temperature for about 10 minutes. Peel, wash and roughly grate the carrot. Peel ginger and grate finely. Wash and peel potatoes and cut into small cubes.
Heat the oil in a pan. Fry the turmeric, cumin, coriander, cinnamon and cloves briefly until fragrant. Stir in potatoes and brown lightly for 3-4 minutes. Add carrot and about 6 tbsp. water.
Cover and cook over medium heat for about 5 minutes. Add the frozen peas and cook covered for another 5 minutes at low heat. Season with salt and pepper. Let them cool down.
Preheat oven (electric cooker: 200 °C/circulating air: 175 °C/gas: see manufacturer). Line a baking tray with baking paper. Whisk the egg. Brush 6 pastry sheets with some egg. Spread the vegetable filling in the middle of each.
Place the remaining plates on top, press the edges, knock in a little. Place on the sheet. Brush with remaining egg. Bake in the oven for 15-20 minutes until golden brown. Serve hot or cold. Goes well with chutneys.