(via) Mark Rosati, the culinary director at Shake Shack, shares the secrets of the chain’s addictive black & white milkshake, plus their french fries with cheese sauce recipe, with Munchies. Sadly, there is no outlet in Vancouver, so if you want local iterations you can find great fries with cheese sauce at Bestie in Chinatown. For milkshakes, it’s gotta be Fable Diner off Main Street.