Sahl b. Sa‘d said that God’s messenger never saw white bread from the time God commissioned him till God took him. He also said that God's messenger did not see a sieve from the time God commissioned him till God took him. He was asked how they could eat unsifted barley and replied that they ground it and blew it, and when some of it had flown away they moistened and ate what was left. Bukhari transmitted it.
Hadith Referenceمشكوة المصابيح / كتاب الأطعمة / 4171
Hadith Gradingالألبانی:صَحِيح | زبیر علی زئی:صحيح
Hadith Takhrij´تحقيق و تخريج: محدث العصر حافظ زبير على زئي رحمه الله` «رواه البخاري (5413)»