Savory Puff Pastry with Minced Meat and Cheese

Ingredients:

1 sheet of puff pastry (thawed if frozen)

250g minced meat (beef or lamb)

1 small onion (finely chopped)

1 clove garlic (minced)

½ teaspoon salt

½ teaspoon black pepper

½ teaspoon paprika

½ teaspoon dried oregano (optional)

½ cup shredded cheese (cheddar, mozzarella, or a mix)

1 egg (for egg wash)

1 tablespoon oil (for cooking)

Sesame seeds or black seeds (for topping, optional)