precooked

/P R IY0 K UH1 K T/
adjective
  1. 1

    Partially or completely cooked in advance

verb
  1. 1

    To partially or completely cook in advance

Source: https://en.wiktionary.org/wiki/pre-cooked, https://en.wiktionary.org/wiki/precook, https://en.wiktionary.org/wiki/precooked