Polvorones, or "Mexican Wedding Cakes", are so popular in Mexico, and also in the southwestern part of the United States.
Cream butter; add sugar, flour, salt, vanilla, and almonds, which have been ground in an electric blender or food processor. Form into a ball and refrigerate for several ours. Then roll into balls 1 inch or more in diameter.
Bake in 400 degree preheated oven for about 15 minutes. Roll in the sugar while still hot; cool. Roll in the sugar again.
Makes 30 cookies or more.