Umm Salamah Radiyallahu 'Anha says "I presented a roasted side portion of meat to Rasulullah Sallallahu 'Alayhi Wasallam. He ate it and (thereafter) performed salaah, without performing wudu". (ES)
English reference (ES): Book 25, Hadith 155 (ES)
Arabic reference (ES): Book 26, Hadith 164 (ES)