It’s hard to resist the appeal of author and food celebrity ALTON BROWN, so you might as well stop trying. Just give in and head to the Variety Playhouse at 7 p.m. tonight as Brown signs copies of his latest book, “Feasting on Asphalt.” Admission is $29.50 and includes a copy of the book. Tickets are available through A Cappella Books. www.variety-playhouse.com.