Pecan Butter Balls
["2 c. sifted flour", "1/4 c. sugar", "1/2 tsp. salt", "1 c. butter*", "2 tsp. vanilla", "2 c. finely chopped pecans"]
["*Margarine may be substituted but the flavor is not quite the same."]
["flour", "sugar", "salt", "butter", "vanilla", "pecans"]