It is narrated from Sayyiduna Abu Rafi' (may Allah be pleased with him) that he roasted some meat for the Messenger of Allah (peace and blessings be upon him); the Messenger of Allah (peace and blessings be upon him) ate from it, then prayed and did not perform ablution.
Hadith Referenceالمعجم الكبير للطبراني / باب الألف / 975