Historical clue formulations

• Cold treat that might be topped with sprinkles and crushed Oreos — 2025-04-22
• Dessert you might top with gummy bears and chocolate chips, informally — 2025-01-19
• Summer snack with a swirl — 2024-08-30
• Dessert portmanteau — 2023-02-25
• Cold treat with a rhyming name — 2021-06-07
• Cold treat eaten with a spoon — 2017-07-09
• Often-swirled food, informally — 2016-12-29
• Cold treat, informally — 2015-01-04