Sarah's wrong about "bounty", by the way. The correct meaning in the Canadian Thanksgiving context is, in fact, "a reward paid for killing or capturing someone."
Although my question about Guy Fawkian cuisine was meant to be a rhetorical one, it turns out that there is, in fact, such a thing. Here's what Wikipedia has to tell us about so-called "Guy Eats":
In the United Kingdom, there are several foods that are traditionally consumed on Guy Fawkes Night:
In the Black Country, it is a traditional night for eating groaty pudding.
- black treacle goods such as bonfire toffee and parkin
- toffee apples
- baked potatoes, which are wrapped in foil and cooked in the bonfire or its embers
- black peas with vinegar