Maybe instead of getting random bits of information they should ask for specific information they want? But maybe they're so uncertain she'll not know it and therefore waste an opportunity
I'm starting to think the reason all these interrogations are food based is because Star Ogre secretly wanted to open up a restaurant, but being a dungeon ogre was the family business, so he's working it in somehow.
And now to fill in the useless information slot!:
"Jellyfish do not have brains."
Was starting to thing the Demon Lord was a kid her age who's just in love with her and keeping her there. But he had a kid himself? Whisked my headcanon to the wind.