Italian savory pies range from the humble snack of "pizza" to the mind-boggling Timballo.
There are as many recipes for Pizza Rustica as there are Italian grandmas. They are not just for Easter but the ricotta one is an Easter special. Sometimes they are cooked in a pie pan, sometimes in baking pans.
Here's one version.
Here's another: Pizzagaina. There are many other versions to google. For example, the one pictured on the right with red peppers and spinach.
Here's a recipe for a Sicilian-style Venison Pie. I'd use cut venison, not ground.
A Timballo is a pasta-based pie (as is lasagna) which everything in it: sausage, whole hard-boiled eggs, noodles, lamb meatballs, spinach, peppers, etc.
Here's a simpler Timballo with eggplant:
Pizza Pies are not meals in Italy - they are street food and street snacks same as in NYC.
Here's a Sicilian Tomato Pie recipe from Nonna - Pizza alla Faccia di Vecchia
Here's what we call a Sicilian Tomato Pizza made with foccaccia. Too much bread for me. This in a shop window in Bergamo - quite far from Sicily: