Russian Tea Cookies
["1 c. butter", "1/4 tsp. salt", "1 tsp. vanilla", "1 c. confectioners sugar", "2 1/4 c. flour", "3/4 c. finely chopped walnuts"]
["Cream butter; add sugar and cream well.", "Add flour and salt and add to mixture.", "Add vanilla.", "Chill dough."]
["butter", "salt", "vanilla", "confectioners sugar", "flour", "walnuts"]