A metric cup, which measures 250 mL, and a standard cup, which measures 16 oz or 250 mL, are the same size. This means that 1 metric cup equals 3/4 cup and 2 3/4 cup equivalents in the United States. In the United States, a metric cup weighs 26.11 grams, while a US customary cup weighs 21.3 grams. Flour Weigh. There are many ways to measure flour.
US cups of all purpose flour to grams; 2 1 / 4 US cups of all purpose flour = 270 grams: 2.35 US cups of all purpose flour = 282 grams: 2.45 US cups of all purpose flour = 294 grams: 2.55 US cups of all purpose flour = 306 grams: 2.65 US cups of all purpose flour = 318 grams: 2 3 / 4 US cups of all purpose flour = 330 grams: 2.85 US cups of all
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