Possible Clues:

• Warms up leftovers, e.g.
• Uses the microwave, maybe
• Turn her up as she is fed and her temperature rises again
• Uses the microwave, perhaps
• Nukes, perhaps
• Warms, as leftovers
• Warms up his companion returning on dodgy seat
• Zaps
• Microwaves, say
• Readies, as leftovers