Colcannon is a traditional Irish dish made primarily from mashed potatoes and leafy greens, typically cabbage or kale. It is often seasoned with butter, salt, and pepper, creating a creamy and flavorful side dish. Colcannon is commonly enjoyed during festive occasions, especially on Halloween in Ireland. In addition to its basic ingredients, colcannon can include other elements like scallions or onions for added flavor. The dish is not only popular in Ireland but has also gained recognition in various parts of the world, often served alongside meats or as a comforting vegetarian option.