Onions: A Common Kitchen Ingredient With Everyday Nutritional Value Onions are one of the most widely used vegetables in home kitchens and professional cooking spaces across the globe. They appear in countless cuisines, forming the base of soups, stews, curries, sauces, stir-fries, salads, and roasted dishes. Whether eaten raw, lightly sautéed, caramelized, or slow-cooked, onions…