Historical clue formulations

• Nut that contains caffeine — 2025-06-23
• Nut that's a source of caffeine — 2025-01-08
• Nut once used as an ingredient in Coke — 2023-10-11
• Caffeine-containing nut — 2022-12-28
• Caffeine nut — 2022-03-23
• Kind of nut with caffeine — 2021-03-02
• Nut chewed as a stimulant — 2021-01-23
• Kind of nut — 2020-12-29
• ___ nut — 2020-09-11
• ___ nut — 2019-03-21
• Caffeine source — 2017-04-30
• Rain forest nut — 2016-11-19
• Caffeine-laden nut — 2016-10-05
• African tree cultivated for its nuts — 2016-07-29
• Caffeine nut — 2015-12-02
• Caffeine-yielding nut — 2013-09-04
• Caffeine nut — 2011-03-29
• Nut with caffeine — 2010-10-27
• Nut for caffeine? — 2009-04-28
• Kind of nut — 2007-11-26
• Stimulating nut — 2005-12-28
• ___ nut — 2004-04-16
• Caffeine source — 2004-03-24
• Caffeine nut — 2003-06-01
• Kind of nut — 2003-05-11
• Caffeine source — 2002-09-10
• Nut used to flavor Coke — 2002-07-31
• Source of caffeine — 2002-06-05
• Caffeine-rich nut — 2002-01-16
• Kind of nut — 2001-04-01
• Kind of nut — 2000-01-28
• Kind of nut — 1999-05-04
• Lapland peninsula — 1998-10-30
• Kind of nut — 1996-07-02
• Beverage nut — 1996-04-28
• Soft drink nut — 1996-03-19