On April 17th 2009 Morrissey played Coachella and left the stage because he didn’t like the smell of meat cooking. He said – ‘I can smell burning flesh, and I hope to God it’s human.’
http://news.bbc.co.uk/1/hi/entertainment/8008602.stm
https://www.theguardian.com/music/2009/apr/20/morrissey-coachella-meat-fumes
in January 2014 he compared eating meat to rape, genocide and eating children.
https://www.theguardian.com/music/2014/jan/03/morrissey-eating-meat-paedophilia-smiths
and in February 2015 he said he rejected a venue in Iceland for its ‘flesh-eating bloodlust’