Convert how many pounds (lb) of powdered sugar are in one 1 US cup (cup us). This online cooking powdered sugar conversion tool is for culinary arts schools.
Powdered sugar right out of the box or the plastic bag weighs 4 1 /2 ounces per cup, so a 1 - pound box (or 16 ounces) contains about 3 1 /2 cups.
One pound of powdered sugar equals approximately 3 3/4 cups. This figure assumes the sugar is unsifted. In metric units, 1 kilogram is equivalent to.