Cup (US)
The US cup is a customary volume unit equal to 8 fluid ounces or about 236.588 milliliters. Originating from practical kitchen measures, it has become a standard in American recipes, baking, and beverage portions. The cup facilitates straightforward scaling in recipes and is widely recognized in cookbooks, culinary schools, and food packaging.
Teaspoon (US) (tsp)
The US teaspoon is a customary cooking unit equal to approximately 4.92892 milliliters. Its origin comes from traditional household spoons used for measuring spices and small quantities of liquid. The teaspoon has become a standard unit in American recipes, baking, and mixology, allowing for repeatable and accurate measurements. While small, it plays a critical role in precise culinary measurements and is often paired with tablespoons, cups, and other US volume units in recipes.