I do believe a phase like this would have vampires prey on blood, not food in general.

Flandre however.......since she's been given actual dishes of meat....

Vampires need blood on a certain day of month
+
We know 50% of the world population bleeds once a month

jongleur said:
Vampires need blood on a certain day of month
+
We know 50% of the world population bleeds once a month

We're thinking about the same things.