Anas said he was not aware of the Prophet (ﷺ) having seen a thin loaf till he met God, [i.e. during his lifetime.] nor did he ever see with his eye a sheep roasted in its skin. Bukhari transmitted it.

وَعَن أنس قَالَ: مَا أَعْلَمُ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ رَأَى رَغِيفًا مُرَقَّقًا حَتَّى لَحِقَ بِاللَّهِ وَلَا رَأَى شَاةً سَمِيطًا بِعَيْنِهِ قَطُّ. رَوَاهُ البُخَارِيّ