I tried and ranked every shake at Shake Shack. A classic earned the No. 1 spot.

I tried and ranked every shake at Shake Shack. A classic earned the No. 1 spot.

Four flavors of Shake Shack shakes.Gabbi Shaw/Business InsiderI tried and ranked all 10 of Shake Shack's shakes.There are currently four limited-edition flavors, including Dubai chocolate and banana pudding.My favorite was cookies and cream, though I'd drink almost all of them again.Over the course of the summer, I embarked on a grueling mission: to taste and rank every shake on Shake Shack's menu.As a huge fan of milkshakes, I was more than wil…