Pastitsio
Long tubes of pasta under a beef sauce spiced with cinnamon and clove, sealed with a thick béchamel enriched with egg yolks and baked until the top is bronzed. The yolks are what let it slice into clean squares instead of sliding apart on the plate.
At a glance
Ingredients and method are in the app
Kitchen Pantri holds the full ingredient list and step-by-step method for Pastitsio, checks it against what is already in your pantry, and adds anything missing to your shopping list. The app is free to use; you set up a Pantri account when you first open it.