These restaurant stocks possess their own set of unique characteristics.Investing in restaurant stocks could prove to be a lucrative endeavor. Imagine if you had bought shares of McDonald's or Starbucks early on. These companies are now global leaders in the industry.However, there are smaller chains that investors have their sights on, such as Cava Group (CAVA 1.61%) and Chipotle Mexican Grill (CMG 1.29%). Which of these popular restaurant stocks is the better buy right now?Opening stores at a rapid clipCa ...