Roll out 1 sheet of puff pastry on a parchment lined baking sheet and dock with a fork
Top puff pastry with 4 slices of Gouda, mozzarella, parmesan, and a bunch of asparagus (use thin asparagus).
Season with pepper, brush with an egg, and drizzle with 1 tbsp olive oil.
Bake in the oven at 400° (fan) for about 20 minutes
