Convert teaspoons (us) to cups (us customary) for cooking measurements.
Definition: A US teaspoon is a volume unit equal to about 4.9289 milliliters.
History/origin: The teaspoon started as a household spoon measure and was standardized as cooking became more precise.
Current use: Teaspoons are used for spices, vanilla, salt, baking powder, and small liquid or dry amounts.
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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