The food culture here is very meat-oriented.

Sam: Tuna sandwich, please.
Shopkeeper: No meat for you today?
Sam: No.
SK: Is that some kind of religious thing or something?
Sam: Yeah.
SK: What religion?
Sam: Catholic.
SK: I'm Catholic, too. You're not supposed to eat meat today?
Sam: Yeah, no meat on Fridays during Lent.
SK: I never knew that. But dinner's okay, right?