<P> Shake Shack ( NYSE : SHAK ) is an American fast casual restaurant chain based in New York City . It started out as a food cart inside Madison Square Park in 2004 , and its popularity steadily grew . It eventually moved to a stand within the park , expanding its menu from New York - style hotdogs to one with hamburgers , hotdogs , fries and its namesake milkshakes . The company says it uses all - natural 100 % Angus beef only and says that its meat has no hormones nor antibiotics . </P>
<P> Shake Shack ( NYSE : SHAK ) is an American fast casual restaurant chain based in New York City . It started out as a food cart inside Madison Square Park in 2004 , and its popularity steadily grew . It eventually moved to a stand within the park , expanding its menu from New York - style hotdogs to one with hamburgers , hotdogs , fries and its namesake milkshakes . The company says it uses all - natural 100 % Angus beef only and says that its meat has no hormones nor antibiotics . </P>
where did the name shake shack come from
where did the name shake shack come from
a food cart inside Madison Square Park in 2004 ,
a food cart inside Madison Square Park in 2004 ,