(TrendHunter.com) The Jack in the Box Frozen Hot Cocoa Shake is arriving as a limited-edition menu item for patrons to pick up this holiday season as a new twist on a classic recipe. The milkshake features the brand&#... (TrendHunter.com) The Jack in the Box Frozen Hot Cocoa Shake is arriving as a limited-edition menu item for patrons to pick up this holiday season as a new twist on a classic recipe. The milkshake features the brand&#...