In a bowl, mix together first 9 ingredients. Mix well and marinate the mince for 1 hour.
Heat oil in a saucepan or kadhai. Add the marinated mince and cook on high heat for 30 seconds by stirring constantly.
Cover and cook on low flame till the mince is fully cooked. Dry out the liquid if any by cooking without a lid.
Then add the last seven ingredients and cook on high heat for 1 minute. Stir well, check the salt and adjust all the spices.
Remove from heat and cool it before using it as a stuffing.
Defrost the puff pastry sheets and preheat the oven to 200 deg C.
Place the mince filling in the center of each puff sheet along with some grated cheese.
Fold over as you desire and seal the edges with the help of a fork.
Brush some egg white on the top of each puff and bake for 10 to 15 minutes.
Serve warm as a snack.