Grams to cups › Cornstarch

Cornstarch conversion chart

In the UK: cornflour.

1 cup of cornstarch = 128 g · 1 tbsp ≈ 8 g · 1 tsp ≈ 2.7 g · 1 cup ≈ 4.5 oz · 1 metric cup (250 ml) ≈ 135 g
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Grams to cups

GramsUS cupsDecimal
10 g1½ tbsp0.08
25 g¼ cup minus 1 tbsp0.2
30 g¼ cup0.23
50 g⅓ cup + 1 tbsp0.39
60 g½ cup minus 1½ tsp0.47
75 g½ cup + 1½ tbsp0.59
80 g⅔ cup minus 2 tsp0.63
100 g¾ cup + 1½ tsp0.78
113 g¾ cup + 2 tbsp0.88
120 g1 cup minus 1 tbsp0.94
125 g1 cup0.98
150 g1¼ cups minus 1½ tbsp1.17
175 g1⅓ cups + 1½ tsp1.37
200 g1½ cups + 1 tbsp1.56
225 g1¾ cups1.76
250 g2 cups minus 1 tbsp1.95
300 g2⅓ cups + ½ tsp2.34
350 g2¾ cups2.73
400 g3 cups + 2 tbsp3.13
450 g3½ cups + 1 tsp3.52
500 g4 cups minus 1½ tbsp3.91
600 g4⅔ cups + 1 tsp4.69
750 g5¾ cups + 2 tbsp5.86
1000 g7¾ cups + 1 tbsp7.81

Cups to grams

US cupsGramsMetric cup*Ounces
¼ cup32 g33.8 g1.1 oz
⅓ cup42.7 g45.1 g1.5 oz
½ cup64 g67.6 g2.3 oz
⅔ cup85.3 g90.2 g3 oz
¾ cup96 g101.4 g3.4 oz
1 cup128 g135.3 g4.5 oz
1½ cups192 g202.9 g6.8 oz
2 cups256 g270.5 g9 oz
3 cups384 g405.8 g13.5 oz

* The same number of metric cups (250 ml, used in Australia, New Zealand and Canada; UK recipes that give cups usually mean this one too).

Measuring tips

Cornstarch weighs about 128 g per cup, or 8 g per tablespoon.

Fluff it up, spoon it into the cup without shaking or tapping, then level the top with a knife.

Source: USDA FoodData Central, SR Legacy — Cornstarch, FDC ID 169698.

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