Margarita salt

margarita salt (garnish)
sour mix (additional prepared sweet and sour mix for garnish)
slice jalapeno (red, chiles slices for garnish) ...

Margarita salt Notes: This is used to salt the rims of Margarita glasses. To apply, fill a saucer with the salt, then moisten the rim of an empty glass with lime juice and dip it into the saucer.

Look for it in the liquor section with things like grenadine and margarita salt.
parboil To partially cook food by boiling briefly in water.

See also: Margarita, Salt, Flavor, Cooking, Vegetable