KCAL
Set to 2 different clues across 2 published puzzles, most often “Food energy unit: Abbr.” — The New York Times, Sunday, 7 February 2010.
4 letters
Every clue on record, most used first
- Food energy unit: Abbr.once
The New York Times — Sunday, 7 February 2010
- Heat meas.once
The New York Times — Friday, 11 July 2008