Starbucks will expand its test of coconut water beverages to hundreds of more stores, as it leans further into health and wellness.Starting Thursday, the coffee giant will test its Coco Matcha and Coco Cold Brew drinks in more than 400 stores across major cities including New York, Los Angeles and the greater Chicago area. The drinks layer matcha foam or cold brew foam over coconut water.Starbucks first tested the coconut beverages in New York City as a part of its "Starting Five" innovation program, in whi ...