Historical clue formulations

• Risqué — 2026-05-20
• Salacious — 2025-01-10
• Rated PG-13 or R, say — 2022-03-19
• Menu caution — 2019-12-28
• High on the Scoville scale — 2019-08-07
• Like vindaloo — 2016-07-10
• Hot — 2000-12-10
• Hot — 1999-11-24