Monterey Jack is a semi-hard cheese that originated in the United States, specifically in the Monterey region of California. It is made from cow's milk and has a mild, buttery flavor. The cheese is often used in cooking due to its excellent melting properties, making it a popular choice for dishes like nachos and quesadillas. This cheese can be found in various forms, including plain, pepper jack, which contains spicy peppers, and aged varieties that offer a sharper taste. Monterey Jack is commonly enjoyed on cheese boards and pairs well with fruits and crackers, enhancing its versatility in culinary applications.