No, she’s not a vegan anymore. I think she called herself a vegetarian (or was it pescetarian?) in recent interviews and even talked about it in Brunette Ambition.
“Being vegetarian is my personal preference, but I’ve never felt like that’s the sort of thing you should push on other people. I switch between being vegetarian, vegan and pescetarian. And while I don’t like eating meat now, that doesn’t mean I can’t change my mind someday. […]”
“I was homeschooled a lot, so I’m not the greatest speller, typer, you know. So I would just go home and I would record everything on a recorder. And then my co-star Chris Colfer, who’s an amazing writer, he’s like, “I just imagine you at home, with like a glass of wine being like, ‘Make-up, let’s talk about lipstick.’” And I was like, that’s funny, because that’s actually exactly like that.”