Wiktionary
pre-cooked
a. partially or completely cooked in advance
Usage examples of "pre-cooked".
The food was what you might expect to find on Air Uganda tourist class: boil-in-the-bag veggie burgers, pre-cooked bacon slices, greasy meat patties which were pre-seared and left to marinate in grease in the steam cabinet.
The mission had turned into sixteen-hour days, not much beer in the evenings, hasty pre-cooked meals, and only a radio for entertainment.