Best Pastitsio - Greek Pasta, Meat sauce, and Bechamel Casserole

Pastitsio is a very popular and traditional dish. Layers of pasta layered with a savoury meat sauce, then topped off with a rich and creamy bechamel sauce and baked to golden perfection. It's a great dinner entree.

Ingredients:

Keema Saltsa - meat sauce:
1lb (454 gm) ground beef
3 Tbsp (90 ml) olive oil
1 lg onion, finely chopped
4-5 cloves of garlic, finely chopped
2-3 bay leaves
3-4 whole cloves
1 small can of tomato paste (6oz or 170gm)
salt and pepper
water, as needed to cover

Bechamel Sauce:
1 cup (120 gm) all-purpose flour
3/4 cup (175 gm) butter
5 cups (1200 ml) milk
3 lg eggs, slightly beaten
salt & pepper
6 Tbsp (90 gm) Parmesan

Pasta:
pasta of your choice*,
cooked until done, in plenty
of salted water and
drained well before using.

*Use one that has some shape so
they do not clump together.