I don't know if a PBC holds enough charcoal to do a full packer.
Is the PBC wide enough in diameter to hold a full packer, say one around 14 pounds?
I will add, I really like char siu and watched the cooks in Chinatown closely, to learn as much as I could about what they did.
Whip It Off, Chambers!
"perhaps...but then again...maybe not..."