Historical clue formulations

• Fast-food classic — 2024-07-20
• Burger burgled by the Hamburglar — 2023-11-18
• Sandwich on a sesame seed bun — 2023-02-08
• Sandwich originally named the Aristocrat — 2021-03-19
• Sandwich introduced in 1968 — 2015-03-27
• Golden Arches buy — 2015-01-14
• Rival of the Whopper — 2013-03-25
• Baseball All-Star's nickname ... or a popular food product — 2010-11-06
• Alternative to a Quarter Pounder — 2010-07-26
• Product with a secret sauce — 2010-02-20
• Sandwich introduced in 1968 — 2006-05-23
• Whopper rival — 2005-07-19
• Food item introduced in 1968 — 1997-07-05
• 98 + 6 — 1995-07-09