For those of you who are curious about nonduality, Swami Sarvapriyananda gives a 20 minute overview of this at a SAND conference from both an Advaita Vedanta perspective with a sprinkling of Mahayana Buddhism's perspective.
According to Mahayana Buddhists, the Buddha was a vegetarian. The Mahaparinirvana Sutra teaches that he taught against eating meat:
Then Maha-Kasyapaika-gotra asked, “If it is very important to uphold the impropriety of meat-eating, would it not then be wrong to give meat to those who do not...