We used to set aside a trotter for the Messenger of Allah ﷺ, and he would eat it a month later.
حدثنا وكيع حدثنا يزيد بن زياد بن أبي الجعد عن عبد الرحمن بن عابس عن أبيه
إن كنا لنرفع لرسول الله ﷺ الكراع فيأكله بعد شهر
No references are available.
Its isnad is sahih. Yazid bin Ziyad bin Abu Jaad is deemed trustworthy, and his hadith appears in some of the Sunan. The hadith has already appeared at 24843.