When Jen Pelka was running The Riddler, her two New York- and San Francisco-based champagne bars, she didn’t initially have designs on launching a wine brand of her own.“We had hundreds of champagnes available by the bottle, and a lot of our guests would be like, ‘I don’t know how to pronounce this,’ or, ‘I don’t know, it’s just like a big champagne list to look through,’” she says. “We started featuring women-made wines, and they would outperfo…