Possible Clues:

• In retrospect feel Biden is somewhat unpalatable
• Burnt to a crisp, say
• Hard to believe doing without credit, hard to swallow
• Unthinkable to evict monarch with appalling taste?
• Lie in bed suffering — having had such food?
• The Spanish president India rebuffed - it's impossible to take in
• Lie in bed tossing? It's most unpalatable
• Unfit for human consumption
• Hard to swallow, in a way
• Unfit to eat by anyone on Earth