Mashed potatoes are a popular side dish made from boiled and mashed potatoes. They are typically prepared by peeling the potatoes, cooking them until soft, and then mashing them with a fork or potato masher. Common ingredients added to enhance flavor include butter, milk, and salt. This dish is often served with various meals, especially during holidays like Thanksgiving in the United States. Mashed potatoes can be customized with additional ingredients such as garlic, cheese, or herbs, making them versatile and appealing to many tastes. They are known for their creamy texture and comforting qualities.