The market has a huge appetite for this fast-casual restaurant chain.As a fast-casual concept, one that focuses on Mediterranean-inspired food, investors might view Cava Group (CAVA) as the next Chipotle Mexican Grill. Shares of Cava have soared 66% in the past 12 months (as of July 18), crushing the 25% total return of the S&P 500.Growth-minded investors are probably eyeing Cava right now, even though it has cooled down and dropped 17% off its peak. But is it too late to buy this restaurant stock?Promise o ...