Onion powder is a finely ground, dehydrated form of onion that is widely used as a seasoning in cooking. It is made by drying fresh onions and then grinding them into a powder, which retains the pungent flavor and aroma of raw onions but in a more concentrated and convenient form. Onion powder is a popular ingredient in spice blends, soups, sauces, marinades, and dry rubs due to its ability to enhance the overall flavor of dishes without the texture or moisture of fresh onions. It also has a longer shelf life and is easy to store, making it a staple in both home kitchens and commercial food production. Rich in essential nutrients such as vitamin C, vitamin B6, and manganese, onion powder also provides some of the health benefits associated with fresh onions, including antioxidant and anti-inflammatory properties.