How many cups of powdered sugar do 16 ounces or 1 pound of powdered sugar contain? – A 16-ounce or 1-pound box of powdered sugar contains 3.5 cups of powdered sugar.
How many cups does 16 ounces of powdered sugar equal?
How many cups are in 16 oz ? || QnA Explained
Powdered sugar directly from the box or plastic bag weighs 4 1/2 ounces per cup; therefore, a 1-pound box (or 16 ounces) provides approximately 3 1/2 cups of powdered sugar.