Main Page | See live article | Alphabetical index Half and half is a dairy product that is a mixture of cream and cow's milk. It is used as an ingredient in many different food recipes as a flavor enhancer. Examples of its use are gravy, cocktail drinks, coffee creamer, and quiche. A Half and half is a combination of Guinness stout and Harp lager, with the Guinness in a layer on top. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.