What is a "Spanish onion"?

Spanish onion is a type of onion with a mild flavor and a slightly sweet taste. It has a yellowish-brown skin and white flesh. Spanish onions are versatile and can be used in various culinary dishes. They are often used raw in salads, sandwiches, and salsas, where their mild flavor adds depth without overpowering other ingredients. Spanish onions can also be cooked and used in soups, stews, and stir-fries, where they provide a subtle onion flavor and a hint of sweetness. Overall, Spanish onions are a popular ingredient in many cuisines around the world.