Butterballs
["1 c. butter or margarine", "1/2 c. powdered sugar", "1 tsp. vanilla", "2 1/4 c. flour", "1/4 tsp. salt", "3/4 c. finely chopped nuts"]
["Heat oven to 400\u00b0.", "Mix butter, sugar and vanilla.", "Work in flour, salt and nuts until dough holds together.", "Shape into 1-inch balls and place on ungreased cookie sheets.", "Bake for 10 to 12 minutes.", "While warm, roll in powdered sugar."]
["butter", "powdered sugar", "vanilla", "flour", "salt", "nuts"]