Quick answer: King Arthur Baking lists 1/2 cup of cocoa (unsweetened) at 42 g, which works out to 84 g per US cup, 5.2 g per tablespoon and 1.75 g per teaspoon. So 100 g of cocoa (unsweetened) is about 1 1/4 cup (1.19 cups).
Checked Oct 23, 2026. King Arthur lists 1 cup of all-purpose flour as 120 g. 100 g ÷ 120 g = 0.833 cup, which this converter shows as 0.833 cups and rounds to the nearest kitchen measure, 7/8 cup.
Private by designRuns in your browser. Nothing is sent.
Share, print or citeCopy a link with your numbers.
Cocoa (unsweetened): grams per cup
King Arthur Baking lists 1/2 cup of cocoa (unsweetened) at 42 g, which works out to 84 g per US cup, 5.2 g per tablespoon and 1.75 g per teaspoon. So 100 g of cocoa (unsweetened) is about 1 1/4 cup (1.19 cups).
Cocoa is light and lumpy; sift or whisk it before measuring by volume.
Grams to cups chart
Grams
Kitchen measure
Cups (decimal)
Tablespoons
25 g
1/3 cup
0.298
4.8
50 g
5/8 cup
0.595
9.5
100 g
1 1/4 cup
1.19
19
125 g
1 1/2 cup
1.488
23.8
150 g
1 3/4 cup
1.786
28.6
200 g
2 3/8 cup
2.381
38.1
250 g
3 cup
2.976
47.6
300 g
3 5/8 cup
3.571
57.1
400 g
4 3/4 cup
4.762
76.2
500 g
6 cup
5.952
95.2
1000 g
11 7/8 cup
11.905
190.5
Cups to grams
Volume
Grams
Ounces
1/4 cup
21 g
0.74 oz
1/3 cup
28 g
0.99 oz
1/2 cup
42 g
1.48 oz
2/3 cup
56 g
1.98 oz
3/4 cup
63 g
2.22 oz
1 cup
84 g
2.96 oz
1 tablespoon
5 g
0.19 oz
1 teaspoon
2 g
0.06 oz
Source: King Arthur Baking, Ingredient Weight Chart. Kitchen measures are rounded to the nearest common cup fraction.
