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How many grams is ½ cup of cornstarch?
Answer
64 g
½ cup of cornstarch is about 64 grams, or 2.3 ounces. That works out from USDA's figure of roughly 128 g for a full US cup (236.6 mL).
Cornstarch: cups and spoons to grams
| Volume | Grams | Ounces |
|---|---|---|
| ¼ cup | 32 g | 1.1 oz |
| ⅓ cup | 43 g | 1.5 oz |
| ½ cup | 64 g | 2.3 oz |
| ⅔ cup | 85 g | 3 oz |
| ¾ cup | 96 g | 3.4 oz |
| 1 cup | 128 g | 4.5 oz |
| 2 cups | 256 g | 9 oz |
| 1 tablespoon | 8 g | 0.28 oz |
Source: USDA FoodData Central #169698, Cornstarch. USDA lists 1 cup = 128 g. Weights are approximate.
Measuring tip
Flour packs down as it sits, so a cup scooped straight from the bag can weigh noticeably more than one that was spooned in and leveled with a knife. Spoon and level for results closest to these numbers, or better, weigh it.