Chez Panisse may be the superstar of Berkeley’s Gourmet Ghetto, but The Cheese Board was there first. Fifty years ago, a young couple opened a tiny shop in an alleyway in North Berkeley, stocking it with cheeses they selected by paging through a distributor’s catalog. The first day’s gross was $95. “You’re going to make it,” predicted an initially skeptical Alfred Peet, whose Peet’s Coffee was next door.