Burgers from Fatburger and Five Guys.

Kevin Pang of the Chicago Tribune eats at five burger chains in the Chicago area in five hours (accompanied by a bottle of antacid): Sonic Drive-In, Fatburger, Meat Heads, Five Guys, and The Counter. Thankfully, all five pass the "decent-if-not-better" test. Read his review for more details than anyone needs, including the heights, diameters, and circumferences of the burgers he ate.

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