You've made a virtual feast - that meant something different then. We can't use that definition with confidence anymore; some people will think you're refering to a computer simulacrum.
Your guests would like another drink - that meant they were those types who just soaked up the sauce and didn't really care if they ate at all. (Everyone knew someone like that.)
Salton is still around, and they still make hot plates.
Sorry, Hot Trays.