Ingredients:
1 roll of round puff pastry
1 leek
500/600 g of potatoes
200 g of fresh cream
200 g of Prague ham
200 g of cheese of your choice
1 egg
2 knobs of butter
Salt, pepper and oregano to taste

Preparation:

1. Peel the potatoes and cut them into thin slices.
2. Blanch in salted water for 3 minutes.
3. Cut the leek into rounds and fry it in a pan with butter.
4. Cook over low heat for 4-5 minutes and leave to cool.
5. In a bowl combine cream, salt, pepper, egg, cheese and diced ham.
6. Also combine the potatoes.
7. Line a cake pan with puff pastry and prick the bottom with a fork.
8. Pour the filling and sprinkle the surface with oregano.
9. Close the edges tightly.
10. Bake in the oven at 190° for 50 minutes.