What is the most common seasoning used on Pretzels?
Pretzel:  Salt is the most common seasoning for pretzels, complementing the washing soda or lye treatment that gives pretzels their traditional "skin" and flavor through the Maillard reaction; other seasonings include sugars, chocolate, glazes, seeds, or nuts. Salt: Table salt or common salt is a mineral composed primarily of sodium chloride (NaCl), a chemical compound belonging to the larger class of salts; salt in its natural form as a crystalline mineral is known as rock salt or halite.
Salt