store in a cool place or in the refrigerator. Salted mustard pimples can be stored in the shade or refrigerator in summer. The nitrite content in pickles is high, and the pickling time is less than 2 days, and it can only be eaten after a month. After pickling, nitrite in pickles can be removed by boiling, sunshine or hot water cleaning. Before eating, it can be boiled in water for 2 minutes or exposed to sunlight for 3 minutes, or washed with hot water.