Icing sugar: grams to cups
One cup of icing sugar weighs 113 grams. 100 g is ⅞ cup (0.88). 300 g is 2 ⅝ cups (2.65).
80 grams
¾ cup
0.71 cups
100 grams
⅞ cup
0.88 cups
200 grams
1 ¾ cups
1.77 cups
300 grams
2 ⅝ cups
2.65 cups
2 ¼ cups
2.21 cups · 8.8 oz
Worth knowing. Unsifted. Sifted it falls to roughly 100 g per cup. Icing sugar contains 3 to 5 percent cornflour, which is why buttercream sets and syrup made from it does not.
Density reference: King Arthur Baking ingredient weight chart
Icing sugar conversion chart
| Grams | Cups | Ounces |
|---|---|---|
| 50 g | ½ | 1.8 oz |
| 80 g | ¾ | 2.8 oz |
| 100 g | ⅞ | 3.5 oz |
| 125 g | 1 ⅛ | 4.4 oz |
| 150 g | 1 ⅜ | 5.3 oz |
| 200 g | 1 ¾ | 7.1 oz |
| 250 g | 2 ¼ | 8.8 oz |
| 300 g | 2 ⅝ | 10.6 oz |
| 375 g | 3 ⅜ | 13.2 oz |
| 500 g | 4 ⅜ | 17.6 oz |
| 1000 g | 8 ⅞ | 35.3 oz |
Worth knowing. Unsifted. Sifted it falls to roughly 100 g per cup. Icing sugar contains 3 to 5 percent cornflour, which is why buttercream sets and syrup made from it does not.
Density reference: King Arthur Baking ingredient weight chart