Believe It Or Not Cookies
["1 c. peanut butter", "1 c. sugar", "1 large egg", "1 tsp. vanilla"]
["Beat all together well.", "Form into balls as for peanut butter cookies.", "Flatten with fork and bake at 350\u00b0 for about 10 minutes."]
["peanut butter", "sugar", "egg", "vanilla"]