How many ounces are in a cup?
A cup is equivalent to around 8.3 fluid ounces. For dry ingredients, weight varies. Here is a list of examples.
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In the United States, a cup is typically equivalent to about 8.33 fluid ounces. However, this is a measure of volume and applies to fluid ounces. When you’re measuring dry ingredients, the weight in ounces of a cup can vary because different substances have different densities. For instance, a cup of flour weighs around 4.4 oz, a cup of sugar weighs around 7.1 oz, and a cup of butter weighs about 8 oz.
Here’s a list of various ingredients and their approximate weights in ounces for 1 cup:
All-Purpose Flour: 4.25 oz
Almond Flour: 3.38 oz
Almond Meal: 3 oz
Bread Flour: 4.48 oz
Buckwheat Flour: 4.23 oz
Cake Flour: 3.53 oz
Chestnut Flour: 3.17 oz
Coconut Flour: 3.95 oz
Corn Flour: 5.29 oz
Flax Meal: 3.67 oz
Gluten-Free Flour: 4.3 oz
Oat Flour: 3.17 oz
Pastry Flour: 3.81 oz
Potato Flour: 5.64 oz
Rye Flour: 3.6 oz
Self-Rising Flour: 4.41 oz
Semolina Flour: 5.89 oz
Soy Flour: 2.96 oz
Spelt Flour: 3.6 oz
Tapioca Starch or Flour: 4.3 oz
White Rice Flour: 5.57 oz
White Whole Wheat Flour: 4.57 oz
Butter: 8 oz
Granulated Sugar: 7.05 oz
Brown Sugar (packed): 7.5 oz
Powdered Sugar: 4.41 oz
Please note that these are approximate values and actual weights can vary based on the ingredient’s density and the method of filling the cup.
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