Investors have long been looking for the next Chipotle Mexican Grill (NYSE: CMG) in the restaurant space, as it has been one of the best-performing restaurant stocks over the past nearly two decades. An early investment in the stock could have helped investors be set for life.One restaurant operator that looks like it may have the potential to be the next Chipotle is Mediterranean food restaurant operator Cava Group (CAVA 0.58%). Let's look at how the companies are similar, and whether an investment in Cava ...