Corn cob refers to the central part of the corn plant that holds the kernels. It is a versatile ingredient used in various culinary preparations. Corn cobs can also be grilled or roasted to enhance their natural sweetness and smoky notes. The kernels can be scraped off the cob and used in salads, salsas, or side dishes. Additionally, corn cobs can be used as skewers for grilling meat or vegetables, imparting a subtle corn flavor to the ingredients.