Shandong pancake rolled onion, rolled up from the side looks like 6, front and back are 66, so it is the number 66.

Pancake is a staple food of the Han Chinese people, Shandong is the most prevalent, and the origin of a very early. They are made by grinding grains and cereals into a batter, pouring it onto a hot griddle, and then flattening it with a pancake will be expected to cook it. Pancakes are golden in color, soft and delicious, loved by everyone. Pancakes are generally eaten as tofu rolls, shredded seaweed rolls, shredded meat rolls, doughnuts rolls, and a variety of other dishes. Just about anything you can think of can probably be rolled in it. The most classic and popular way to eat pancakes is to roll scallions in them. Take a large piece of pancake folded a few times, put on the green onions, smeared with spicy bean sauce or noodle sauce, tender, watery, full of flavor. Taishan people often roll small tofu, mountain vegetables, salted fish to eat.