Peanut Butter Cookies
["1/2 c. butter", "1/2 c. peanut butter", "1/2 c. granulated sugar", "1/2 c. brown sugar, packed", "1 egg", "1 1/4 c. sifted flour", "1/4 tsp. salt", "1/4 tsp. baking soda"]
["Mix fat and peanut butter.", "Add both kinds of sugar (one at a time) and beat well. Beat in eggs. Sift flour, salt and soda together.", "Stir into peanut butter mixture. Drop by teaspoons onto baking pan. Bake at 375\u00b0 for 10 to 15 minutes.", "Makes 2 to 2 1/2 dozen cookies."]
["butter", "peanut butter", "sugar", "brown sugar", "egg", "flour", "salt", "baking soda"]