A scant of sugar is a very small amount of sugar.
Is a scant 1/2 cup?
scant 3/8 cup sugar
One piece of sugar is a grain, which is also the same for salt. E.g., a grain of sugar or a grain of salt.
"Scant" is not a type of flour. "Scant" is a cooking term that means "almost" or "just slightly less than." A recipe would not call for "scant flour" but a "scant cup" or a "scant Tablespoon" of flour, meaning not quite a cup or not quite a Tablespoon.
Ricky lee Jones is a scant singer....
Barely amounting to as much as indicated - example: a scant two hours; a scant cupful. Having an inadequate or limited supply - example - (usually followed by of ): scant of breath.
Onions were scant at the grocer's, again.
A scant of oil is...not enough, or barely a sufficient amount.
We were scant of breath after the lengthy climb.
Scant milk means "milk just barely".
The marooned passengers were concerned by the scant food supplies on the island. The professor paid scant notice to the complaints about his teaching.
I could only find a scant amount of information on the topic.
Scant is an adjective meaning hardly adequate. This is why a 'scant week' is still a seven day week, but just barely so.