By Dina Strasser If you grew up in the 70’s like me in a fairly rural neighborhood with a singular Tastee-Freeze or Dairy Queen, you’ll know that one of their most scrumptious offerings to a kid was the double dip – usually cherry and chocolate for me. This was where a soft serve ice cream cone was deftly swirled into two separate vats of quick-hardening candy shell liquid, one after the other, and handed to you with a flourish and…