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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