Historical clue formulations

• Having the least fat — 2016-11-30
• Like buffalo meat vis-à-vis beef and pork — 2015-10-04
• Most economical — 2009-02-06
• Like the most expensive chopped meat — 2002-05-26
• Like the most expensive hamburger meat — 2001-04-29
• Least fat — 1995-01-29
• Most trim — 1994-12-02
• Most economical in business — 1994-02-10