Pie is always a delicious treat, no matter the season, and everyone has their most popular pie flavor. The Most Popular and Tasty Pie in North CarolinaPies date back a very long time. "They had a honey filling covered in a crusty cake made from oats, wheat, rye or barley. Instacart has a study up with the most popular pies in each U.S. state. For North Carolina, the top pie is pecan pie.