There’s a moment when you take that first sip of a hand-spun milkshake that transports you back in time – and at Soda Jerk Diner & Dairy Bar in Hummelstown, Pennsylvania, they’ve bottled that moment ...

The milkshakes arrive in the classic tall glass with the metal mixing cup on the side containing the “extra” portion – which is really just the right amount. These aren’t those sad, thin shakes that ...