Mexican Wedding Cakes

I can not recognize the handwriting on this recipe card so I can not tell you who it came from!

Ingredients
1 cup butter
2 cups sifted flour
confectioners sugar (a bunch you will need it)
1/2 teaspoon salt
1 and 1/2 cup nuts: Brazil, Pecans, or filberts
1 teaspoon almond extract
OR
2 teaspoons vanilla

Directions
One to five days ahead:

1. In a small bowl, using a mixer at medium speed, beat butter with 1/2 cup confectioners sugar. Beat until creamy. 
2. In turn, beat in salt, extract, flour and nuts and mix until well blended. 
3. Refrigerate dough until easy to handle. 

When ready to prepare cookies:

1. Preheat oven to 350 degrees. 
2. Shape dough into 1" balls. 
3. Place dough balls on cookie sheet and push to flatten. 
4. Bake for 10 to 15 minutes until golden brown. 
5. Remove from over, sprinkle with confectioners sugar. Cool.