Convert cups (us legal) to cups (us customary) for cooking measurements.
Definition: A US legal cup is defined as exactly 240 milliliters.
History/origin: The legal cup exists mainly for US food labeling and regulatory consistency rather than traditional home cooking.
Current use: US legal cups appear on nutrition labels and in some official food packaging contexts.
Definition: The US customary cup is a household recipe volume unit. It is 8 US fluid ounces, which is about 236.59 mL.
History/origin: American home cooking kept cup measures because they were easy to use with measuring sets, even as many other countries moved toward metric weights.
Current use: US cups are used for flour, sugar, rice, oats, water, milk, broth, chopped vegetables, and nearly every category of American home recipe.
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