Quick answer: King Arthur Baking lists 1/4 cup of molasses at 85 g, which works out to 340 g per US cup, 21.2 g per tablespoon and 7.08 g per teaspoon. So 100 g of molasses is about 1/3 cup (0.29 cups).
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Molasses: grams per cup
King Arthur Baking lists 1/4 cup of molasses at 85 g, which works out to 340 g per US cup, 21.2 g per tablespoon and 7.08 g per teaspoon. So 100 g of molasses is about 1/3 cup (0.29 cups).
Cup measures are approximate for dry ingredients; for consistent results, weigh them.
Grams to cups chart
Grams
Kitchen measure
Cups (decimal)
Tablespoons
25 g
1/8 cup
0.074
1.2
50 g
1/8 cup
0.147
2.4
100 g
1/3 cup
0.294
4.7
125 g
3/8 cup
0.368
5.9
150 g
1/2 cup
0.441
7.1
200 g
5/8 cup
0.588
9.4
250 g
3/4 cup
0.735
11.8
300 g
7/8 cup
0.882
14.1
400 g
1 1/8 cup
1.176
18.8
500 g
1 1/2 cup
1.471
23.5
1000 g
3 cup
2.941
47.1
Cups to grams
Volume
Grams
Ounces
1/4 cup
85 g
3 oz
1/3 cup
113 g
4 oz
1/2 cup
170 g
6 oz
2/3 cup
227 g
8 oz
3/4 cup
255 g
8.99 oz
1 cup
340 g
11.99 oz
1 tablespoon
21 g
0.75 oz
1 teaspoon
7 g
0.25 oz
Source: King Arthur Baking, Ingredient Weight Chart. Kitchen measures are rounded to the nearest common cup fraction.
