This Hadith is Hasan Sahih Gharib. 'Ali bin Mus-hir reported it from Hisham bin 'Urwah, and there is more stated in the Hadith than this.
In-book : Book 25, Hadith 47
English translation : Vol. 3, Book 23, Hadith 1831
25. The Book on Food
باب مَا جَاءَ أَنَّ الأُذُنَيْنِ مِنَ الرَّأْسِ