The Prophet and Maimunah took a bath from a single vessel, a large bowl in which they were some traces of dough. (Using translation from Ibn Mājah 378)  

أَنَّ رَسُولَ اللهِ ﷺ «اغْتَسَلَ هُوَ وَمَيْمُونَةُ مِنْ إِنَاءٍ وَاحِدٍ فِي قَصْعَةٍ فِيهَا أَثَرُ الْعَجِينِ»