Although Chipotle and Cava share a similar food-making approach, the restaurant chains are in very different places developmentally.Chipotle Mexican Grill (CMG 0.30%) is probably best known for its assembly line-style fresh food preparation. Cava Group (CAVA) has also built its foundation on the same concept, but with the distinction that Chipotle focuses on Mexican food while Cava specializes in Mediterranean fare. The latter, of course, is a much smaller chain, which makes the comparison with Chipotle ext ...