I tried grilled cheese sandwiches from Sonic, Shake Shack, and Five Guys. My favorite was also the least expensive.

Source: Business Insider

I ordered grilled cheese sandwiches at Five Guys, Shake Shack, and Sonic. Steven JohnI tried grilled cheese sandwiches from Sonic, Shake Shack, and Five Guys. The sandwich from Shake Shack seemed small, and I thought the option from Five Guys was overpriced.