The same mixture, without straw, is used to make mortar and often plaster on interior and exterior walls.
ðə sˈeɪm mˈɪkstʃɚ, wɪðˌaʊt stɹˈɔː, ɪz jˈuːzd tə mˌeɪk mˈɔːɹɾɚ ænd ˈɔfən plˈæstɚɹ ˌɔn ɪntˈɪɹiɚ ænd ɛkstˈɪɹiɚ wˈɔːlz.