Onions are a staple vegetable with a pungent, savory flavor and a range of varieties, including red, white, and yellow onions. They are packed with vitamins C and B6, antioxidants, and fiber, offering various health benefits such as promoting heart health and supporting immune function. Onions are incredibly versatile, used in a wide array of dishes, from soups and stews to salads, stir-fries, and sauces. Whether raw, caramelized, roasted, or sautéed, onions add depth, sweetness, and richness to both savory and sweet recipes.