Pastitsio, one of the most famous Greek recipes.

Ingredients

• 1 1/2 pounds ground beef
• 1 cup onion (chopped)
• 1/4 cup tomato paste
• 1/3 cup water
• 1/4 cup beef stock (or dry red wine)
• 1 teaspoon salt
• 1/4 teaspoon black pepper
• 1/4 teaspoon cinnamon
• 3/4 pound penne pasta (uncooked)
• 1 tablespoon vegetable oil
• 3 tablespoons butter (melted)
• 1 egg (beaten)
• 1/4 cup half and half cream
• 8 ounces Parmesan cheese (grated)
• 1/4 cup butter
• 4 cups milk
• 4 tablespoons cornstarch
• salt to taste
• 5 eggs