Whenever you prepare a broth, add water to it, and have in your mind the members of the household of your neighbours and then give them out of this with courtesy. (Using translation from Muslim 2625c)   

قَالَ رَسُولُ اللهِ ﷺ «إِذَا صَنَعْتَ مَرَقًا فَأَكْثِرْ مَاءَهَا ثُمَّ انْظُرْ إِلَى بَيْتٍ مِنْ جِيرَانِكَ فَأَصِبْهُمْ مِنْهُ بِمَعْرُوفٍ»