Onions grelot silverskin, also known as pearl onions, are small, round onions with a delicate and mild flavor. They have a thin, papery skin that is easy to peel, making them ideal for use in a variety of dishes. These onions are often used in pickling, roasting, or as a garnish in salads and soups. Their small size and sweet taste make them a versatile ingredient that can add a subtle onion flavor to your favorite recipes.