What is a potato when explained in about one paragraph?

The potato, a starchy tuber of the nightshade family, is a versatile and globally popular food. Originally from the Andes mountains of South America, it's now grown worldwide. The potato's starchy, slightly sweet flavor lends itself to countless dishes, from mashed potatoes and fries to chips and gnocchi. Its nutritional profile is rich in potassium, vitamin C, and fiber, making it a valuable addition to a healthy diet. Despite being a staple food for millions, the potato's history is surprisingly complex, with its journey from the Andes to the world a story of exploration, innovation, and cultural exchange.