Lanzhou beef noodles about "one-ching, ii white, three red, four green, five yellow", or beef-ching color incense; radish pure white tablets; red chili oil floating; coriander, fresh green ; noodles are silky yellow permeability. / 一清、二白、三红、四绿、五黄的美称 即是汤汁清、萝卜白、辣椒红、小葱绿 面条黄。只见一根根黄色的面条卧在清汤里。