Join the Castro Valley / Eden Area Chamber of Commerce Monthly Mixer at Cordial Cellar + Lounge, located at 3295 Castro Valley Blvd. B100 (basement of Castro Valley Marketplace) Tomorrow, Thursday, Oct. 27 from 5:30 to 7 pm. There will be hors d’oeuvres and a no host bar. Event is free for Chamber members and $10 for non-members. Chamber members are always welcome to promote their business by bringing a raffle prize. You will have the opportunity to announce your business and how we can support your business.