Shares of Chipotle Mexican Grill (NYSE:CMG) (NYSE:CMG-B) have nearly doubled in the past six months. The burrito business now sports a market capitalization of around $4 billion -- three times the market cap of Panera Bread (NASDAQ:PNRA). So is Chipotle overvalued, or is it the next Starbucks (NASDAQ:SBUX)? In this installment of "Fool Video," I ask Motley Fool analyst Tim Beyers.

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This article represents the opinion of the writer, who may disagree with the “official” recommendation position of a Motley Fool premium advisory service. We’re motley! Questioning an investing thesis -- even one of our own -- helps us all think critically about investing and make decisions that help us become smarter, happier, and richer.