Answer: rewarm

AnswerCrossword Clue
REWARMPut back in the microwave
rewarmto warm again
REWARMZap, say
REWARMHeat up
REWARMImprove leftovers
REWARMPut on the stove again
REWARMFix, as leftovers
REWARMHeat up again
REWARMPut in the microwave, maybe
REWARMZap in the microwave once more, say
REWARMPrepare leftovers
REWARMHeat up again.
REWARMPrepare, as leftovers
REWARMZap, perhaps
REWARMNuke
REWARMNuke, maybe
REWARMHeat up leftovers, e.g.
REWARMPut back in the toaster oven