Historical clue formulations

• Healthy ones may be square — 2025-06-17
• Dining hall offerings — 2022-10-16
• Board, so to speak — 2022-08-26
• "Square" things — 2022-06-08
• Breakfast, lunch and dinner — 2020-01-27
• Series of courses? — 2018-02-13
• "Square" things, ideally — 2016-09-20
• Breakfast and lunch — 2015-11-30
• Some are square — 2012-09-26
• Fast-disappearing airline amenities — 2011-01-18
• Breakfast, lunch and dinner — 2010-11-08
• The squares of "three squares" — 2008-10-21
• Board — 2008-06-15
• Three squares, e.g. — 2008-04-21
• Board — 2008-04-04
• Breakfast, lunch and dinner — 2004-08-30
• Breakfast, lunch and dinner — 2002-09-30
• Board — 2001-10-27
• Military messes — 2000-10-23
• Suppers — 1998-09-07
• Board — 1998-04-07
• Board — 1997-02-20
• Board — 1994-02-20