Creating Asparagus Puff Pastry Tarts is straightforward with these steps:

1. Preheat the Oven: Start by preheating your oven to 400°F (200°C).
2. Prepare Puff Pastry: Roll out the thawed puff pastry on a lightly floured surface to fit your tart pan.
3. Shape the Pastry: Press the puff pastry into the tart pan, ensuring it covers the edges. Trim any excess pastry.
4. Prepare Filling: In a bowl, mix the softened cream cheese, grated Parmesan cheese, chopped herbs, salt, and pepper.
5. Spread the Mixture: Evenly spread the cheese mixture over the base of the pastry in the tart pan.
6. Arrange Asparagus: Lay the trimmed asparagus spears in a single layer atop the cheese mixture, spacing them out evenly.
7. Add Egg Wash: Brush the edges of the pastry with the beaten egg to give it a beautiful golden finish while baking.
8. Bake: Place the tart in the preheated oven and bake for 25-30 minutes, or until the pastry is puffed and golden brown.
9. Cool Slightly: Once baked, remove from the oven and allow the tart to cool for a few minutes before slicing.
10. Serve: Drizzle with balsamic glaze if desired before serving.

By following these steps, you’ll create a stunning Asparagus Puff Pastry Tart that will be a focal point of any meal!