Don't fret, millions of people live like this, and there must be a reason their eating habits have bleed over their border.
Reminds me of this sweet Italian lady I worked with. At noon she would go "let's do the pasta" - it was The Pasta, not "some pasta" or "what about pasta?". Noon was The Pasta time, period. Infinite variation of it, as long as it was Pasta.
Size is always dependent on the person, of course. Their problem is a poor distribution of ingredients. the whole pizza should be blessed not just the center.