Historical clue formulations

• One of the three flavors of Neapolitan ice cream, for short — 2016-01-04
• Rocky road ingredient, for short — 2015-09-16
• One-third of Neapolitan ice cream: Abbr. — 2013-07-14
• One-third of Neapolitan, for short — 2012-04-05
• Ice cream flavor, briefly — 2010-09-01
• 22-Across flavor, for short — 2010-08-23
• Ice cream flavor, briefly — 2000-09-29
• Fudge ingredient: Abbr. — 1998-08-04
• Kiss flavor: Abbr. — 1996-12-15
• Ice-cream flav. — 1995-07-14