Split urad dal retains the skin and also has a strong flavour. Skinned and split urad dal is creamy white and somewhat bland. When boiled, the dal has an unusual mucilaginous texture. Tempered aromatically, it can be used as an accompaniment to rotis and rice. Ground into flour or paste, it is extensively used in culinary preparations like dosa, idli, vada, and papad. In south Indian cuisine, urad dal is also commonly used for tempering. For such purposes, the white lentils are generally used. These lentil-like beans have black skins covering creamy white interiors. Whole urad dal derive their strong, earthy flavor from the black skins and are often used in curries. Split urad dal retain the skins and also have a strong flavor. Skinned and split urad dal are creamy white and somewhat bland.