It is permissible to ascribe/ transfer / dedicate / pass on ones rewards of good deeds including recitation of Quran to others.
Why did Umar RA asked Abbas to make dua during famine and not sought waseelah from the blessed Prophet sallallaahu alayhi wasallam?
Food of Niyaaz / Fateha. Food in the name of other than Allah – haraam. But the transfer of reward to others is permissible.