I sure wouldn't bury it, I would build a cinder block pit and either a rotisserie or a grate and get that thing crispy. It will be way easier and taste better to boot.
"It's all done with smoke and mirrors..............I think I like smoke the best"
UDS-soon to get the James Bond treatment(007)
Highly modified Bandera w/ griddle on firebox
micro mini UDS
1983 22.5" Weber kettle