I would dress up a bit
Business casual
Either are acceptable. If dinner, I would dress up other than jeans & a T-shirt though. It is a more upscale restaurant than most in the area.
both
On the weekends they do try to be a bit more shirt and tie, they even pull out candles to set the mood, but you can totally be casual.
Definitely casual
Casual attire
Thanks! Your answer is awaiting moderation.