Unlike many fast-food chains that use soft serve, these 10 spots blend real ice cream into their milkshakes for a creamier treat.

Simply add cocoa powder to our basic milkshake without ice cream, and you're in for a real treat. To make: Combine 2 handfuls of ice cubes (approx. 10 ice cubes), 2 cups of milk, 3/4 cup ...