- Preheat oven to 180C, line a baking tray with parchment paper. 
- Thaw the puff pastry for about 20 minutes. 
- Divide the dough into 4 portions. 
- Brush the sides with the beaten egg. 
- Place one portion of the filings and a quarter of an egg into each piece of the pastry. 
- Seal with fork, and place them on the baking dish 
- Repeat until all the pies are made. 
- Brush each pie with the beaten egg. Sprinkle your favourite cheese or sesame seeds if desired. 
- Bake on a low shelf in the preheated oven for at least 20 minutes or when the pies turn medium brown. 
- Remove the pies from the parchment paper to a cooling tray. Important or the pies will turn soft.