ɪt wʌz ɚɹˈɪdʒɪnəli mˌeɪd wɪððə bˈæbjuːr, wˌɪtʃ ɪz ðə lˈɛftoʊvɚ lˈɪkwɪd fɹʌm mˌeɪkɪŋ bˈʌɾɚ bˈʌɾɚmˌɪlk.
It was originally made with the babeurre, which is the leftover liquid from making butter (buttermilk).