Saboda dafaffen abinci yana cikin yanayin sanyi mai sanyi, ana gudanar da jagorancin canja wurin zafi daga ainihin abinci zuwa saman, don haka ba za a lalata ingancin rubutun cibiyar abinci ba a cikin matakin zafin jiki mai girma, kuma abincin da aka sanyaya zai zama sabo kuma mai ɗanɗano. Bayan lokacin sanyi pre-sanyi ya kai ƙananan zafin jiki da aka saita, akwatin injin na'urar sanyaya ana turawa waje don shigar da tsari na gaba: marufi.
Dafaffen injin dafa abinci pre-sanyi kayan aiki ne mai kyau don dafa abinci mai zafi mai zafi (kamar samfuran braised, samfuran miya, miya) don kwantar da sauri da sauri kuma a ko'ina, da kuma cire ƙwayoyin cuta masu cutarwa yadda yakamata.