Possible Clues:

• Midday meal
• Midday repast
• Meal
• Mid-day meal
• Noontime meal
• Afternoon party
• Meat served at midday meal?
• A meal for fifty-one in Paris that Guevara takes on
• Trotsky introduces group needing leader as part of formal board
• Invariably costly meal, it's said, extended by indefinite period