Sentence:  [H]e has seen kitchens thrown into turmoil, and he himself has been down in the grey-green hour before dawn, when the brick ovens are swabbed out ready for the first batch of loaves, as carcasses are <WSD>spitted</WSD>, pots set on trivets, poultry plucked and jointed. 
Meaning of the word marked with <WSD> tags:  To impale on a spit; to pierce with a sharp object.