From Sam Adams Press Release

Samuel Adams® Merry Mischief, a gingerbread stout, as the latest addition to our small batch brews. Only available for a short time starting in November, this rich, dark gingerbread stout bursts with the aromas of the holidays. The smooth sweetness and heartiness of dark roasted malts and a touch of wheat combine with rich warming spices like cinnamon, clove, nutmeg, & ginger to create the essence of gingerbread for a spicy and festive holiday treat.