اَلسَلامُ عَلَيْكُم وَرَحْمَةُ اللهِ وَبَرَكاتُهُ I cannot afford to do 1 Udhiya individually, is it permissible to do the Udhiya combined as one household if we willingly pool funds together?

Ustadh AbdulAziz al-Haqqan
If you really are one household then yes you can.