Rival K-Cup Makers Are Climbing Green Mountain

Keurig's Vue individual coffee-roasting system Photograph by Kathy Willens/AP Photo

Green Mountain Coffee Roasters wants to keep its Keurig users in something like a monogamous brewing relationship. The company sells coffee and tea in more than 200 K-Cup varieties, even packaging pods branded by Starbucks, Dunkin’ Donuts, Folgers, and Cinnabon to ensure that consumers loyal to those brands use its Keurig machines, too. Yet all that variety on offer hasn’t kept some promiscuous owners of Green Mountain’s brewing technology from tasting around.

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