Social context
Pizza as a staple food for watching sport
In the United States and United Kingdom especially, pizza is a commonly cited staple order for group sport-viewing occasions (American football, association football, and similar events) — commercial delivery data and marketing from major chains consistently treats these dates as among their highest-demand days, though PizzaHQ does not have and does not cite specific sales-volume figures for this.
The fuller page on this is What the evidence on shared meals actually supports.
What kind of claim this is
Commercial chain practice
Claimed only at this scope, not beyond it. How PizzaHQ scopes cultural claims
Where: United States
Also documented in the UK around major football fixtures.
Evidence
Limited evidence- PizzaHQ editorial synthesis — PizzaHQ