Supplication for the One Who Provides Iftar
أَفْطَـرَ عِنْدَكُمُ الصَّاۗئِمُوْنَ وَأَكَلَ طَعَامَـكُمُ الْأَبْـرَارُ، وَصَلَّـتْ عَلَـيْكُمُ الْمَلَاۗئِكَـةُ
May the fasting break their fast in your home, and may the righteous eat your food, and may the angels send prayers upon you.
References
[Sunan Abu Dawud - 3854]