Historical clue formulations

• One known for the morning grind? — 2026-08-25
• Many a Starbucks employee — 2026-02-17
• Grounds keeper? — 2025-04-02
• One who's got something brewing — 2019-11-16
• One who won't serve the average joe — 2019-02-13
• Professional coffee server — 2018-10-22
• Fitting occupation for a "Joe" — 2018-08-29
• Server at a coffeehouse — 2018-06-04
• Coffee shop employee — 2016-03-21
• One who knows his beans? — 2012-10-23
• Coffeehouse server — 2012-04-03