The porridge with salted duck eggs and pickles was the most typical diet of north-east farmers in the past years, with north-east farm food in the tunnels, at which time, with the exception of cabbage and radish, there was little fresh vegetables, porridge as a staple food, or with salted duck eggs, or with a little pickle as a meal, not as simple as it is, and the more it smells, the more it is slobbering now。