Sequence of Movement
The hand is closed loosely and the tips of the thumb and index finger touch each other. The fingertips are now placed loosely on the upper arm of the person being addressed and lightly rubbed against each other several times. It is the same movement as sprinkling a pinch of salt or sugar.
Area of Use
Sweet-tasting, fine-grained, white-looking substance obtained from certain plants that is a source of nutrition.
I would like to have my coffee with milk and sugar.