Sour Cream Cookies
["1/4 c. butter", "1/2 tsp. vanilla", "3/4 c. brown sugar", "1 beaten egg", "1 1/4 c. flour", "1/4 tsp. salt", "1/4 tsp. baking powder", "1/2 tsp. baking soda", "1/2 c. sour cream", "2 1/2 doz. pitted dates, cut up", "1/4 c. chopped walnuts"]
["Bake 10 minutes at 400\u00b0."]
["butter", "vanilla", "brown sugar", "egg", "flour", "salt", "baking powder", "baking soda", "sour cream", "dates", "walnuts"]