Dandelion Chocolate workers voted on unionizing this week, but results too close to call FacebookTwitterEmail Chocolate makers Bryan O'Connell (back left) and Eric Chain (front left) take just roasted seeds out of machine on the main factory floor of Dandelion's brand-new chocolate factory on Thursday, April 4, 2019, in San Francisco, Calif.Liz Hafalia / The Chronicle 2019 Workers at San Francisco’s famed artisan chocolate maker Dandelion Chocolate voted on Tuesday whether to unionize — but no winner could be determined after counting the votes. That’s because Dandelion management and the union challenged some votes, arguing they shouldn’t count based on the voters’ job titles. That made the final count too close to call.