Question: how many cups is 2 pounds of sifted powdered sugar?
Answer: The answer to how many cups are in one pound of powdered sugar will vary depending on if your powdered sugar is sifted or unsifted. In general: 1 pound = 3 1/2 to 4 cups unsifted powdered sugar. 1 pound = 4 1/2 cups sifted powered sugar.